﻿ Search Results: Lute - Page 1 | Safe Videos for Kids
Welcome
Login / Register

# Search Results: "Lute"

All   Most Recent   Most Viewed

• 10:16

### Comparative Advantage and Absolute Advantage

263 views / 0 likes - added

Showing that a party benefits from trade as long as there is a comparative advantage (and not necessarily an absolute advantage) More free lessons at: http://www.khanacademy.org/video?v=xN3UV5FsBkU

• 04:16

### Simplifying Square Roots Comment Response

221 views / 0 likes - added

Thinking about the domain of the expression to determine if we need the absolute value sign More free lessons at: http://www.khanacademy.org/video?v=qFFhdLlX220 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 03:51

### Stock Dilution

200 views / 0 likes - added

Why the value per share does not really get diluted when more shares are issued in a secondary offering More free lessons at: http://www.khanacademy.org/video?v=tjQzJ7GY0GY

• 02:22

### Absolute Value of Integers

191 views / 0 likes - added

U09_L1_T2_we2 Absolute Value of Integers More free lessons at: http://www.khanacademy.org/video?v=r6hS_8nm1jM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 03:23

### Absolute Value Equations Example 1

188 views / 0 likes - added

u10_l3_t2_we1 Absolute Value Equations More free lessons at: http://www.khanacademy.org/video?v=LRlVWC0FMQc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 04:39

### Absolute Value Inequalities Example 2

176 views / 0 likes - added

u10_l3_t2_we2 Absolute Value Inequalities More free lessons at: http://www.khanacademy.org/video?v=YKQLZOq4HTA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 01:03

### Absolute Value Equations 2

186 views / 0 likes - added

u10_l3_t2_we3 Absolute Value Equations 2

• 11:54

### 2003 AIME II Problem 15 (part 1)

265 views / 0 likes - added

Finding the sum of the absolute value of the imaginary parts of the square of the roots of a crazy polynomial More free lessons at: http://www.khanacademy.org/video?v=2eLAEMRrR7Q

• 11:33

### 2003 AIME II Problem 15 (part 2)

214 views / 0 likes - added

Finding the sum of the absolute value of the imaginary parts of the square of the roots of a crazy polynomial More free lessons at: http://www.khanacademy.org/video?v=TljVBB7gxbE

• 09:32

### 2003 AIME II Problem 15 (part 3)

324 views / 0 likes - added

Finding the sum of the absolute value of the imaginary parts of the square of the roots of a crazy polynomial More free lessons at: http://www.khanacademy.org/video?v=JTpXK2mENH4

• 03:22

### Absolute Value 1

181 views / 0 likes - added

Content provided by TheNROCProject.org -©Monterey Institute for Technology and Education More free lessons at: http://www.khanacademy.org/video?v=NvGTCzAfvr0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 05:39

### Absolute Value and Number Lines

222 views / 0 likes - added

Absolute Value and Number Lines More free lessons at: http://www.khanacademy.org/video?v=frBJEYvyd-8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 02:37

### Absolute Value Equations 1

234 views / 0 likes - added

U02_L2_T2_we1 : Absolute Value Equations 1 More free lessons at: http://www.khanacademy.org/video?v=GwjiR2_7A7Y Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 06:32

### Absolute Value Equation Example 2

187 views / 0 likes - added

U02_L2_T2_we2 : Example of solving an absolute value equation More free lessons at: http://www.khanacademy.org/video?v=jaizi_1IB5c Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 03:27

### Absolute value inequalities Example 1

201 views / 0 likes - added

U05_L1_T2_we1 : Absolute value inequalities More free lessons at: http://www.khanacademy.org/video?v=TvUCe6Bomy4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 07:30

### Absolute Inequalities 2

176 views / 0 likes - added

U05_L1_T2_we2 : Absolute Inequalities 2 More free lessons at: http://www.khanacademy.org/video?v=x5EJG_rAtkY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 02:35

### Absolute value inequalities example 3

203 views / 0 likes - added

U05_L1_T2_we3 : Absolute value inequalities 3 More free lessons at: http://www.khanacademy.org/video?v=y9MGpOGQVqQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 01:47

### U02_L2_T2_we1 Absolute Value Equations.avi

169 views / 0 likes - added

U02_L2_T2_we1 Absolute Value Equations.avi More free lessons at: http://www.khanacademy.org/video?v=ZEml96_kyN4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

• 10:41

### Absolute Value Equations

179 views / 0 likes - added

Absolute Value Equations More free lessons at: http://www.khanacademy.org/video?v=u6zDpUL5RkU

• 13:13

### Absolute Value Inequalities

205 views / 0 likes - added

Absolute Value Inequalities More free lessons at: http://www.khanacademy.org/video?v=iI_2Piwn_og

• 13:22

### Solubility

205 views / 0 likes - added

Solubility of salt and gas solutes in liquid solvent. More free lessons at: http://www.khanacademy.org/video?v=zjIVJh4JLNo

• 14:00

### Boiling Point Elevation and Freezing Point Supression

213 views / 0 likes - added

Raising or lowering the boiling or freezing point of a solution by adding solute. More free lessons at: http://www.khanacademy.org/video?v=z9LxdqYntlU

• 12:58

### Congo and Africa's World War: Crash Course World History 221

385 views / 0 likes - added

In which John Green teaches you about the Democratic Republic of the Congo, which used to be Zaire, which used to be The Belgian Congo, which used to be the Congo Free State, which used to be the region surrounding the Congo River Basin in central Africa.

• 11:09

### Water and Classical Civilizations: Crash Course World History 222

265 views / 0 likes - added

In which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i

• 13:34

### Water and Solutions -- for Dirty Laundry: Crash Course Chemistry #7

355 views / 0 likes - added

Dihydrogen monoxide (better know as water) is the key to nearly everything. It falls from the sky, makes up 60% of our bodies, and just about every chemical process related to life takes place with it or in it. Without it, none of the chemical reactions t

• 08:21

### Solutions: Crash Course Chemistry #27

311 views / 0 likes - added

This week, Hank elaborates on why Fugu can kill you by illustrating the ideas of solutions and discussing molarity, molality, and mass percent. Also, why polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes. All that plus

• 12:21

### The Excretory System: From Your Heart to the Toilet - CrashCourse Biology #29

655 views / 1 likes - added

Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow Cras

• 01:06

### Sesame Street: Letter A (Letter of the Day)

423 views / 0 likes - added

Letter A - how we adore thee. You are always the apple of our eye and an absolutely astounding member of the alphabet. You begin words like adjective and advantage. We cannot adequately express how appreciative we are, but we've made an attempt by singing

• 05:02

### There's No Such Thing As Cold

386 views / 1 likes - added

If cold isn’t real, then how can I feel it? Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on Instagram

Featured
• 05:54

### The Delicious Science Of CHEESE!

286 views / 0 likes - added

Vote PBS Digital Studios for 'Best Science&Education Network' in the 2015 Webbys -- http://vid.io/xqjk ---- There's science in cheese? You'd cheddar believe it. Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub Follow on Twitter: http://twitter.

• 05:01

### Conditional And Absolute Convergence

304 views / 0 likes - added

Conditional and absolute convergence

• 06:22

### Mean Absolute Deviation Example

361 views / 0 likes - added

Mean absolute deviation example

• 09:10

### Mean Absolute Deviation

304 views / 0 likes - added

Mean absolute deviation

• 05:55

### Values To Make Absolute Value Inequality True

311 views / 0 likes - added

Values to make absolute value inequality true

• 03:56

### Comparing Absolute Values On Number Line

303 views / 0 likes - added

Comparing absolute values on number line

• 02:17

### Sorting Absolute Values On Number Line

263 views / 0 likes - added

Sorting absolute values on number line

• 03:46

### Interpreting Absolute Value

257 views / 0 likes - added

Interpreting absolute value

• 04:55

### The Nurdles' Quest For Ocean Domination - Kim Preshoff

364 views / 0 likes - added

View full lesson: http://ed.ted.com/lessons/the-nurdles-quest-for-ocean-domination-kim-preshoff Nurdles are the tiny, factory-made pellets that form the raw material for every plastic product that we use, from toys to toothbrushes. And while they look pre

• 01:30 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Energy Transfer Experiment

859 views / 0 likes - added

DIY Easy Science Experiment | Amazing Science Experiments: Energy Transfer Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks This is a Safe and Fun Science Experiment you can do at Home! Please leave your Com

• 02:18

### How To Make Electromagnet Experiment

494 views / 0 likes - added

How to Make Electromagnet Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave your Comments in the Comments Section. Your Feedback wil

Featured
• 01:38 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Shaving Cream Rain Experiment

1,149 views / 6 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Shaving Cream Rain Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave you

• 02:44 Popular

### Jet Powered Boat Amazing Science Experiment That You Can Do At Home DIY

1,232 views / 4 likes - added

Jet Powered Boat Amazing Science Experiment That you Can Do At Home DIY. This Experiment is absolutely Awesome and a great way to learn a little bit of tricks This is a Safe and Fun Science Experiment you can do at Home! Please leave your Comments in the

• 01:32 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Indoor Rainbow Experiment

990 views / 4 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Indoor Rainbow Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks This is a Safe and Fun Science Experiment you can do at Home! Please leave your Com

• 01:43 Popular

### Science Experiment Dancing Popcorn | DIY Science Experiment | Science Experiment To Do At Home

1,544 views / 4 likes - added

Science Experiment Dancing Popcorn | DIY Science Experiment | Science Experiment To Do At Home. This is a Safe and Fun Science Experiment you can do at Home! This experiment is absolutely awesome and a great way to learn a little bit of tricks Please leav

• 06:17

### The Fermi Paradox II — Solutions And Ideas – Where Are All The Aliens?

341 views / 1 likes - added

Where are all the aliens? The universe is too big and too old, why have we not met aliens yet? Do they live in computers? Were they wiped out by an ancient super intelligence? Or are we just to primitive to understand their motives? Whatever the answer is

• 11:33

### Asteroids: Crash Course Astronomy #20

346 views / 0 likes - added

Now that we’ve finished our tour of the planets, we’re headed back to the asteroid belt. Asteroids are chunks of rock, metal, or both that were once part of smallish planets but were destroyed after collisions. Most orbit the Sun between Mars and Jupiter,

• 05:18

### What’s The Big Deal With Gluten? - William D. Chey

338 views / 0 likes - added

View full lesson: http://ed.ted.com/lessons/what-s-the-big-deal-with-gluten-william-d-chey If you've been to a restaurant in the last few years, you’ve likely seen the words gluten-free written somewhere on the menu. But what exactly is gluten, and why ca

• 09:12

### Water As A Solvent

372 views / 0 likes - added

Water as a solvent. Polar solutes. Hydrophilic and hydrophobic substances.

• 03:26

### “Hey Bill Nye, What’s Science Good For Outside Of School?” #tuesdayswithbill

387 views / 0 likes - added

On this week's Tuesdays With Bill, Lillian has the whole summer ahead of her, and wants to know what kind of science-related activities she can do outside of the classroom. Do you want to ask Bill a question for a future "Tuesdays with Bill?" Click here t

• 03:37 Popular

### Science Experiment That You Can Try At Home | Bottle Fountain DIY Science Experiment - HooplakidzLab

892 views / 3 likes - added

Science Experiment That You Can Try At Home | Bottle Fountain DIY Science Experiment - HooplakidzLab This Science Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Hom

• 04:09 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Upside Down Water Experiment

1,149 views / 10 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Upside Down Water Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave your

• 02:41

### How To Make Glowing Geyser | Science Experiment: Glowing Geyser Experiment

487 views / 1 likes - added

How To Make Glowing Geyser | Science Experiment: Glowing Geyser Experiment Super Simple Science Video for Kids - Science Experiment : Glowing Geyser Experiment This is a Safe and Fun Science Experiment you can do at Home! This Experiment is absolutely Awe

• 02:20

### Light Writer Experiment : Photography Tutorial For Beginners | Learn Photography Tutorial

270 views / 0 likes - added

Light Writer Experiment: Photography Tutorial for Beginners | Learn Photography Tutorial Learn How to make your own Light Writer Check Out this Fun Photography Experiment from Hooplakidz Lab This is a Safe and Fun Science Experiment you can do at Home! Th

• 02:41 Popular

### Science Experiment: Match Energy Experiment

1,288 views / 3 likes - added

Super Simple Science Video for Kids - Science Experiment : Match Energy Experiment This is a safe and fun Science Experiment you can do at Home! This experiment is absolutely awesome and a great way to learn a little bit of tricks Please leave your commen

• 03:51 Popular

### Chemical Changes: Crash Course Kids #19.2

1,335 views / 4 likes - added

We've talked about mixtures and solutions, solutes and solvents, but what about things that can't be undone? What about Chemical Changes? Would it surprise you to know that baking a cake is a Chemical Change? Or striking a match? In this episode of Crash

Featured
• 02:09 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Bouncing Bubbles Experiment

903 views / 4 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Bouncing Bubbles Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave your

• 02:16 Popular

### Science Experiment: Escaping Water Experiment

762 views / 2 likes - added

Super Simple Science Video for Kids - Science Experiment : Escaping Water Experiment This is a Safe and Fun Science Experiment you can do at Home! This experiment is absolutely awesome and a great way to learn a little bit of tricks Please leave your Comm

Featured
• 04:14 Popular

### 11 SMELLIEST Foods

1,058 views / 1 likes - added

Some of the smelliest foods from around the world including fermented fish, one hundred year old eggs and a fruit that stinks so bad its BANNED in many public places. I Hosted A Video For BuzzFeedBlue: https://www.youtube.com/watch?v=ac9-O1e9rvs **** LINK

• 08:04

### Osmosis

470 views / 0 likes - added

Osmosis of water (or any solvent) from area of lower solute concentration to areas of higher solute concentration. through a semipermeable membrane.

• 03:17

### This Is NOT NATURAL

258 views / 1 likes - added

SUBSCRIBE for more: http://bit.ly/asapsci Fresh vs Frozen video: https://youtu.be/zjsOOT347cA What The Heck is Gluten? video: https://youtu.be/DXjpb7SFi3s This episode was inspired by the work of James Kennedy. Check out all of his 'Natural' food infograp

Featured
• 02:34

### What The Heck Is Gluten?

207 views / 0 likes - added

Is eating 'Gluten-Free' actually good for you? Watch our AsapTHOUGHT video: http://bit.ly/asapsoylent SUBSCRIBE! http://bit.ly/10kWnZ7 ---FOLLOW US! (Links below)--- Instagram and Twitter: @whalewatchmeplz and @mitchellmoffit Clickable: http://bit.ly/16F1

• 04:36

### Iraq Explained -- ISIS, Syria And War

399 views / 0 likes - added

The current crisis in Iraq explained in under 5 minutes. There is war in Iraq? Again? And the US and Iran are talking about working together? And who is this ISIS Terrorist group that is all over the news? And Religion? Oh dear... When exactly has the wor

• 02:16 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Density Tower Experiment

749 views / 1 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Density Tower Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave your Com

Featured
• 02:13

### Flying Film Canisters Amazing Science Experiment That You Can Do At Home DIY

414 views / 0 likes - added

Flying Film Canisters Amazing Science Experiment That you Can Do At Home DIY. This Experiment is absolutely Awesome and a great way to learn a little bit of tricks This is a Safe and Fun Science Experiment you can do at Home! Please leave your Comments in

Featured
• 01:25

### DIY Easy Science Experiment | Amazing Science Experiments | Escaping Air Experiment

644 views / 2 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Escaping Air Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave your Comm

Featured
• 02:05

### DIY Easy Science Experiment | Amazing Science Experiments | See Through Coke Experiment

625 views / 2 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | See Through Coke Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks This is a Safe and Fun Science Experiment you can do at Home! Please leave your C

• 02:40 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Fire Water Balloon Experiment

1,179 views / 4 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Fire Water Balloon Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave you

Featured
• 01:34

### Science Experiment : Bottle Attack Experiment

454 views / 1 likes - added

Super simple science video for kids - Science Experiment : Bottle Attack Experiment This is a safe and fun science experiment you can do at home! This experiment is absolutely awesome and a great way to learn a little bit about pressure too! Click Here to

Featured
• 03:08

### J.S. Bach - Crab Canon on a Möbius Strip

360 views / 0 likes - added

This shows how absolutely brilliant J.S. Bach was in being able to write this single line of genius music. The enigmatic Canon 1 à 2 from J. S. Bachs Musical Offering (1747), The manuscript depicts a single musical sequence that is to be played fro

Featured
• 03:49

### What Is Homeopathy And Is It Real Science?

186 views / 0 likes - added

Homeopathy is practiced as a form of alternative medicine in many parts of the world. What does science have to say about it? Read More: Homeopathy is 'dangerous and wasteful,' bioethics expert argues http://www.sciencedaily.com/releases/2011/05/110509065

• 06:10

### How Fast Are You Moving Right Now? - Tucker Hiatt

249 views / 0 likes - added

View full lesson: http://ed.ted.com/lessons/how-fast-are-you-moving-right-now-tucker-hiatt "How fast are you moving?" seems like an easy question, but it's actually quite complicated -- and perhaps best answered by another question: "Relative to what?" Ev

• 04:33

### Look Who's Talking: Crash Course Kids #27.2

466 views / 0 likes - added

Plants! We absolutely depend on them. Oxygen, food, and looking super nice to boot! But, plants have a lot more going on than meets the eye. How do we know that? Investigations and Experimentations! Watch More Crash Course Kids: https://www.youtube.com/us

Featured
• 02:45

### Are These Butterflies The Same?

379 views / 1 likes - added

Watch "This Exists" on YouTube: https://www.youtube.com/user/thisexists Please subscribe! - http://www.youtube.com/user/minuteearth?sub_confirmation=1 And please support MinuteEarth on Patreon - https://patreon.com/minuteearth A tale of how two butterflie

• 01:59 Popular

### DIY Easy Science Experiment | Amazing Science Experiments | Non Popping Balloon Experiment

868 views / 3 likes - added

DIY Easy Science Experiment | Amazing Science Experiments | Non Popping Balloon Experiment This Experiment is absolutely Awesome and a great way to learn a little bit of tricks. This is a Safe and Fun Science Experiment you can do at Home! Please leave yo

Featured
• 02:54

### The NEW Periodic Table Song (Updated)

599 views / 1 likes - added

Download on ITUNES: http://bit.ly/12AeW99 Hey friends - we wanted to update a few things in our video to be more accurate and appropriate for everyone. And why not try and memorize this song all over again?! Thanks for all your support through the years,

Featured
• 03:06 Popular

### The World's Ugliest Animal

747 views / 6 likes - added

The blobfish has been called "The World's Ugliest Animal", but it's actually really cool. Find out why it's shaped the way it is with Jessi and Squeaks. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your

Featured
• 02:44

### How Does Night Vision Work?

360 views / 0 likes - added

Sure, night vision looks cool in the movies - but what is it, exactly? How can a scope or a pair of goggles help you see in near-absolute darkness? Learn more at HowStuffWorks.com: http://electronics.howstuffworks.com/gadgets/high-tech-gadgets/nightvision

• 02:50

### Why Do Some People Sneeze In Sunlight?

437 views / 1 likes - added

You walk outside on a sunny day and BAM! A sneezing fit hits you. But why? Join Cristen as she explains the photic sneeze reflex. Learn more at HowStuffWorks.com: http://entertainment.howstuffworks.com/arts/circus-arts/human-blockhead2.htm Share on Facebo

Featured
• 04:10

### Can I Get My Face On Currency?

378 views / 0 likes - added

Forget the normal 15 minutes of fame – the real ticket to immortalizing your legacy is to get your face on currency. But how does it work? Join Cristen to learn more. Learn more at HowStuffWorks.com: http://money.howstuffworks.com/currency.htm Share on Fa

Featured
• 20:29 Popular

### Minecraft | RAGE QUIT.. | Total House Bombover Custom Map #2

1,197 views / 14 likes - added

Minecraft | RAGE QUIT.. | Total House Bombover Custom Map #2 ► Subscribe and join TeamTDM! :: http://bit.ly/TxtGm8 ► Previous video :: https://youtu.be/vrnMSqfSKhg ► Follow Me on Twitter :: http://www.twitter.com/DiamondMinecart Today in another Minecraft

• 22:59 Popular

### Minecraft | BLOW EVERYTHING UP!! | Total House Bombover Custom Map

2,466 views / 16 likes - added

Minecraft | BLOW EVERYTHING UP!! | Total House Bombover Custom Map ► Subscribe and join TeamTDM! :: http://bit.ly/TxtGm8 ► Previous video :: https://youtu.be/vrnMSqfSKhg ► Follow Me on Twitter :: http://www.twitter.com/DiamondMinecart Today in another Min

• 19:31

### SciShow: Winter Compilation

199 views / 0 likes - added

We here at SciShow compiled a list of videos based on popular requests. Hank Green hosts with this winter themed episode! Hosted by: Hank Green How to Make Snow (If You're Not Elsa) - 1:14 Why Is My Tongue Stuck to This Flagpole? - 4:03 How to Supercool W

• 03:23

### Why Do Deep Sea Creatures Look So Scary?

526 views / 1 likes - added

Deep sea creatures like the anglerfish look terrifying. Turns out, there’s a reason for that. Subscribe! http://bit.ly/1FkxVLb ‖ Twitter! https://twitter.com/gross_science ‖ Tumblr! http://grossscience.tumblr.com/ ↓Want more info?↓ How far does light trav

• 04:12

### This Is Not A Rainbow

410 views / 2 likes - added

Tweet this ⇒ http://bit.ly/OKTBSchz Share on FB ⇒ http://bit.ly/OKTBSchzFB Check out Squarespace: http://squarespace.com/itsokaytobesmart ↓ More info and sources below ↓ The ABSOLUTE best place to learn more about atmospheric optics: http://www.atoptics.c

Featured
• 10:55

### Lorentz Transformation Derivation Part 1

355 views / 0 likes - added

Using symmetry of frames of reference and the absolute velocity of the speed of light (regardless of frame of reference) to begin to solve for the Lorentz factor.

• 07:43

### Basic Addition | Addition And Subtraction | Arithmetic | Khan Academy

370 views / 1 likes - added

Introduction to addition. Multiple visual ways to represent addition. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/addition-subtraction/basic_addition/e/addition_1?utm_source=YT&utm_medium=Desc&ut

• 13:21

### Basic Multiplication | Multiplication And Division | Arithmetic | Khan Academy

448 views / 1 likes - added

Introduction to multiplication Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/multiplication-division/multiplication_fun/e/multiplication_0.5?utm_source=YT&utm_medium=Desc&utm_campaign=Arithmetic Wa

• 04:07

### Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

327 views / 0 likes - added

Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pr

• 03:33

### Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

330 views / 0 likes - added

Once again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimal

• 05:42

### Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy

317 views / 0 likes - added

Using a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/div-fractions-fractions-pre-alg/e/

• 04:24

### Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy

330 views / 0 likes - added

If you conquered adding fractions with different denominators, then subtracting fractions will be a snap. Don't worry...we'll take it slow and explain every step. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

• 09:23

### Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy

365 views / 1 likes - added

How to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/decimal-to-fraction-pre-alg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u

• 05:20

### Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

294 views / 0 likes - added

Work through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/e/order_of_operations

• 05:51

### Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

341 views / 0 likes - added

Introduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/equivalent-fractions-pre-alg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm

• 20:48

### Introduction To Scientific Notation | Pre-Algebra | Khan Academy

364 views / 0 likes - added

Introduction to scientific notation. An in-depth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/sc

• 14:13

### Introduction To Ratios | Ratios, Proportions, Units, And Rates | Pre-Algebra | Khan Academy

390 views / 0 likes - added

What a ratio is. Simple ratio problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/ratio_word_problems?utm_source=YT&utm_medium=Desc&utm_campaign=PreAl

• 04:20

### Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy

337 views / 1 likes - added

When dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/divi

• 07:14

### Negative Exponents | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

350 views / 0 likes - added

How does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/negative-exponents

• 05:41

### Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

306 views / 0 likes - added

We continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_medium=Desc&utm

• 03:21

### Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

246 views / 0 likes - added

Find perimeter by adding side-lengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa

• 08:13

### Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

308 views / 0 likes - added

What does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

• 09:45

### Simplifying Radicals | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

357 views / 1 likes - added

Using exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm

• 06:17

### Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

314 views / 0 likes - added

We'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/solving-percent-problems-2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the

• 05:34

### Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

287 views / 0 likes - added

Learn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolute-value/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?

• 02:39

### Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy

334 views / 0 likes - added

This is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

• 03:08

### Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy

359 views / 1 likes - added

Don't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplyin

• 01:11

### Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy

297 views / 0 likes - added

Subtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/adding-decimals-pre-alg/e/subtracting

• 06:14

### How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

298 views / 0 likes - added

Learn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writin

• 03:09

### Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

402 views / 0 likes - added

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh

• 06:20

### Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

259 views / 0 likes - added

Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/factors-multiples/

• 03:03

### Introduction To Exponents | Pre-Algebra | Khan Academy

298 views / 0 likes - added

Taking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma

• 04:16

### Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

311 views / 0 likes - added

We're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now

• 09:16

### Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

348 views / 0 likes - added

Adding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/negatives-absolute-value-pre-alg/mult-div-negatives-pre-alg/v/multiplying-positive-and-negative-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=

• 09:17

### Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

288 views / 0 likes - added

Metric unit conversion Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/metric-system-tutorial/v/converting-within-the-metric-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http

• 02:04

### Ratio Word Problem: Boys To Girls | Pre-Algebra | Khan Academy

281 views / 0 likes - added

In this example, we are given a ratio and then asked to apply that ratio to solve a problem. No problem! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/rat

• 03:38

### Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

294 views / 0 likes - added

Part of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_mediu

• 05:05

### Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

231 views / 0 likes - added

We're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/r

• 08:34

### LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

340 views / 1 likes - added

Here we have a couple of word problems--one searching for the least common multiple and the other for the greatest common factor. Just read them with us slowly and follow along. You'll get it. Practice this lesson yourself on KhanAcademy.org right now: ht

• 02:49

### Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

289 views / 0 likes - added

It's nice to practice conversion problems, but how about applying our new knowledge of percentages to a real life problem like recycling? Hint: don't forget your long division! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanac

• 10:00

### Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

257 views / 0 likes - added

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/hexadecimal-number-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.

• 09:36

### Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy

297 views / 0 likes - added

Mysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.

• 09:43

### Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

341 views / 0 likes - added

Introduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/exponent-properties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the

• 03:40

### Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

348 views / 0 likes - added

First visualize this word problem then use subtraction and multiplication of decimals and fractions to get at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topi

• 03:28

### Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

361 views / 0 likes - added

We're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writing-numeric

• 06:29

### Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy

361 views / 0 likes - added

We want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

• 02:07

### Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

235 views / 0 likes - added

We hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next

• 08:30

### Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

330 views / 0 likes - added

Multiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolute-value/abs_value_tutorial/v/absolute-value-and-number-lines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less

• 09:50

### Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy

435 views / 1 likes - added

How to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/fractions-unlike-denom-pre-alg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA

• 01:34

### Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

322 views / 0 likes - added

In this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/solving-ratio-problems-wi

• 03:50

### Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy

344 views / 0 likes - added

Multiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w

• 04:17

### Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

261 views / 0 likes - added

Cover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/area-basics/e/measuring-area-with-unit-squares?utm_source=YT&utm_medium=Desc&utm_campa

• 04:33

### Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy

335 views / 0 likes - added

See examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplying-fractions-pre-alg/e/multiplying_fractions?utm_

• 02:32

### Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy

335 views / 0 likes - added

Solve a word problem by dividing a whole number by a fraction. The example used in this video is 4 ÷ 1/5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg

• 04:31

### Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

275 views / 0 likes - added

Examining the points on a number line and interpreting the patterns to discover the relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/number-patterns/e/vis

• 04:25

### Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy

272 views / 0 likes - added

Sometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca

• 07:51

### Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

294 views / 0 likes - added

Volume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org

• 09:15

### Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy

355 views / 0 likes - added

Converting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/mixed-numbers-pre-alg/e/converting_mixed_numb

• 06:56

### Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

322 views / 0 likes - added

Now that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra

• 09:29

### Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy

325 views / 0 likes - added

The old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/dividing-d

• 02:27

### Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

279 views / 0 likes - added

This time we're creating a variable to represent a number, and then writing an inequality. We're building on our knowledge. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-to

• 04:51

### Cube Root Of A Non-perfect Cube | Pre-Algebra | Khan Academy

328 views / 0 likes - added

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/cube-root-tutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem

• 03:45

### Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy

355 views / 0 likes - added

To understand equivalent fractions it helps to "see" the fractions using something like a grid with shaded and unshaded sections representing the fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-al

• 03:52

### Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

334 views / 0 likes - added

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/large-number-decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca

• 03:43

### Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

256 views / 0 likes - added

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-addition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p

• 02:36

### Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy

281 views / 0 likes - added

Need to convert a decimal to a percent? Ok, we'll just use our fraction friends to get us there. Watch and be amazed. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-intro-p

• 02:35

### Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy

352 views / 0 likes - added

Solve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg

• 03:53

### Plotting Basic Fractions On The Number Line | Fractions | Pre-Algebra | Khan Academy

368 views / 0 likes - added

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/understanding-fractions-pre-alg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

• 04:00

### Finding Factors And Multiples | Factors And Multiples | Pre-Algebra | Khan Academy

401 views / 0 likes - added

To find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

• 05:27

### Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

254 views / 0 likes - added

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/World-of-exponents/v/exponents-warmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/pre-algebra/app

• 02:36

### Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

299 views / 0 likes - added

Laying the foundation for algebraic thinking by learning to recognize the relationships between patterns and graphing out those relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applyin

• 00:52

### Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

275 views / 0 likes - added

Let's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/

• 07:34

### Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

334 views / 0 likes - added

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math

• 03:21

### Rational Number Word Problem With Fractions | Pre-Algebra | Khan Academy

320 views / 0 likes - added

Word problems force us to put concepts to work using real-world applications. In this example, determine the volume of frozen water and express the answer as a fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.o

• 02:48

### Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

366 views / 0 likes - added

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/

• 03:36

### Approximating Irrational Number Exercise Example | Pre-Algebra | Khan Academy

280 views / 0 likes - added

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/rational-irrational-numbers/e/approximating-irrational-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

• 03:00

### Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

358 views / 0 likes - added

The simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/order-of-operations/arithmetic_properties/v/inverse-property-of-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M

• 12:49

### Scientific Notation Examples | Pre-Algebra | Khan Academy

293 views / 0 likes - added

More scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W

• 06:49

### Millipede Vs Centipede!

394 views / 4 likes - added

Please SUBSCRIBE NOW! http://bit.ly/BWchannel Watch More - http://bit.ly/DTastvscst In the contest of "most legs", Millipedes and Centipede are absolutely the main contenders! Myriapods are some of the most bizarre creepy crawlies to inhabit the earth and

• 04:35

### EMOJI WAFFLES - NERDY NUMMIES

435 views / 3 likes - added

Today I made Emoji Eggo Waffles! I really enjoy making nerdy themed goodies and decorating them. I'm not a pro, but I love baking as a hobby. Please let me know what kind of treat you would like me to make next. *Order The Nerdy Nummies Cookbook here: htt

• 07:25

### The Raven - Edgar Allan Poe (Reading & 1909 Film)

286 views / 0 likes - added

Quoth the raven, "Nevermore..." Incredible poem from 1845 by famous American writer Edgar Allan Poe, set to an old silent film inspired by the poem. "Once upon a midnight dreary, while I pondered, weak and weary," starts the famous narrative. It follows t

• 10:44

### Buffer Capacity

286 views / 0 likes - added

The definition of buffer capacity, and an example showing why it depends on the absolute concentrations of the conjugate acid and base.

• 01:55

### Exploring Super-Remote Caves In Greenland: #bestjobever

342 views / 1 likes - added

Gina Moseley loves caves. She started caving for sport when she was 13 years old, and now she’s in it for science. Moseley is a geologist and National Geographic grantee who traveled to a remote region of northeast Greenland to conduct climate-change rese

• 03:10

### Mitch & Cally The Wonderdog have a pop at the world record | Britain's Got Talent 2015

375 views / 0 likes - added

See more from Britain's Got Talent at http://itv.com/talent Cally The Wonderdog absolutely LOVES balloons, but can she break the world record for the fastest time to pop 100 balloons by a dog? C'mon Cally, Great Britain is rooting for ya! SUBSCRIBE: http:

• 04:44

### Does TV Resolution Matter?

225 views / 0 likes - added

You’ve heard all the hype about high-definition TV, ultra-high definition and more. But does this mad race to jame more pixels on a screen actually matter? Tune in to learn more about the human eye and digital resolution. VIEW CARLTON BALE'S TV RESOLUTION

• 04:31

### TWL #6: Big Mac Economics

284 views / 0 likes - added

Big Macs: delicious (kinda), cheap (kinda), and educational (absolutely). In this episode, we look at how the economist magazine used burger prices to teach about purchasing power parity. If you enjoyed this video, please consider sharing on Reddit, Twitt

• 07:21

### 10 Surprising Chemicals Your Body Makes

398 views / 0 likes - added

Everything is made of chemicals, including the human body, but there are some especially weird ones... Hosted by: Michael Aranda ---------- Sources: http://www.ncbi.nlm.nih.gov/books/NBK22459/ https://www.dnalc.org/view/841-dopamine-and-ADHD.html http://h

• 01:40

### Sesame Street: Letter S Song (Letter Of The Day Song)

594 views / 0 likes - added

Letter S, you are sincerely stunning. If you stop and sit for a second, you can really let it sink in. Letter S you are a star in the sky! We salute you! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=Sesa

• 01:45

### SpongeBob SquarePants | Deal With It | Nick

423 views / 3 likes - added

Is life in Bikini Bottom driving you absolutely barnacles? Deal with it. Having trouble passing your boating school test? Deal with it. Still struggling to find out Mr. Krabs' secret Krabby Patty formula? Deal with it. Meow? (Gary says, "Deal with it"). S

• 05:00

### Can Stars Be Cold?

269 views / 0 likes - added

Stars are hot, we know that, everyone knows that. But are there “cold stars”? It all depends on what you mean by the word “cold” and the word “star”. Support us at: http://www.patreon.com/universetoday More stories at: http://www.universetoday.com/ Follow

• 06:04

### The Race To See The Black Hole At The Center Of Our Galaxy

260 views / 1 likes - added

We've never observed a black hole directly, but with a wild collection of telescopes, these astronomers are determined to be the first. What Can Giant Telescopes Reveal About Our Universe? - http://bit.ly/1P8wM9F Sign Up For The Seeker Newsletter Here - h

• 04:06

### How Do Animals Find Their Way Home Without GPS?

243 views / 0 likes - added

Animals travel hundreds of kilometers without GPS, but how? Understanding the earth's magnetic field might be the ultimate travel tip. How GPS Works - http://bit.ly/1UyXfmp Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: How dogs

Featured
• 07:55

### Turning Gravity Into Light - Smarter Every Day 146

307 views / 0 likes - added

Video sponsored by Shell - Tweet this Video: http://bit.ly/1TYOqjn Click here to learn more about Gravity Light! http://igg.me/at/GravityLight/x Click here if you're interested in subscribing: http://bit.ly/Subscribe2SED ⇊More info! ⇊ ~~~~~~~~~~~~~~~~~~~~

Featured
• 02:13

### Sweet Salute: In Berlin, He Dropped Candy Not Bombs

266 views / 0 likes - added

At the end of World War II, Germany was divided. Berlin, its capital, was in crisis. The city was partially controlled by the Soviets, who held it under a siege. In order to save millions from starvation, the United States and England devised a plan: They

Featured
• 03:35

### Why Do You Stop Noticing Smells After A While?

228 views / 0 likes - added

Our brains lie to us. Not maliciously – they think they’re helping. Which is why smells seem to disappear: It’s olfactory adaptation. How it happens is complicated, but Lauren breaks it down. Learn more at HowStuffWorks.com: http://health.howstuffworks.co

• 00:42

### Do Your Swimming Skills Match Up to a Humpback Whale’s? | National Geographic

364 views / 0 likes - added

Humpback whales are great swimmers, and absolutely massive creatures—some comparable to the size of a bus. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world's premium destination for science, exploratio

Featured
• 06:50

### Ice Cream In The 18th Century?

286 views / 0 likes - added

In today's episode, Jon is transported once again back to 1836. Mrs. Curtis is a delightful long-time resident of Prairietown, part of Conner Prairie Interactive History Park, in Fishers, Indiana. She has kindly taken time from her busy preparations to sh

Featured
• 05:36

### On Light Pollution: The End of Darkness | The New Yorker

297 views / 0 likes - added

In our increasingly light-polluted world, what does it take to glimpse a truly dark night sky? Still haven’t subscribed to The New Yorker on YouTube ►► http://bit.ly/newyorkeryoutubesub CONNECT WITH THE NEW YORKER Web: http://www.newyorker.com Twitt

• 05:48

### The secrets of Mozart’s “Magic Flute” - Joshua Borths

349 views / 0 likes - added

View full lesson: http://ed.ted.com/lessons/the-secrets-of-mozart-s-magic-flute-joshua-borths Wolfgang Amadeus Mozart’s “Die Zauberflöte” (“The Magic Flute”) is widely regarded as one of the most influential operas in history. And while it may seem like a

Featured
• 01:47

### THE ELEMENTS - with new elements nihonium, moscovium, tennessine and oganesson!

329 views / 0 likes - added

Just heard that IUPAC approved the four names proposed earlier this year, and couldn't resist updating The Elements Song to include them - and the other 12 discovered or synthesised since 1959. Recorded in one take while our nine-week old baby had a littl

• 06:18

### Can You Solve The Diluted Wine Puzzle?

269 views / 1 likes - added

A servant has a method to steal wine. He removes 3 cups from a barrel of wine and replaces it with 3 cups of water. The next day he wants more wine, so he does the same thing: he removes 3 cups from the same barrel (now with diluted wine) and replaces it

• 05:24

### What the Fahrenheit?!

181 views / 0 likes - added

The crazy story of the arbitrary temperature scale used in a tiny minority of countries. Check out Audible: http://bit.ly/AudibleVe Snatoms are available again! http://www.snatoms.com Support Veritasium on Patreon: http://bit.ly/VePatreon Celsius didn't i

• 00:51

### Adventure Time | My Name is Jake - Song | Cartoon Network

354 views / 0 likes - added

Check out this cheery little ditty from "Flute Spell" where Jake sings about what he's been up to! CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNAdventureTime About Adventure Time: Unlikely heroes Finn (a sil

• 03:17

### What is the Third Law of Thermodynamics?

296 views / 0 likes - added

Valeska Ting explains the relationship between entropy, temperature and absolute zero. Watch all four laws films: https://www.youtube.com/playlist?list=PLbnrZHfNEDZxmZmL3fZHPTeoUO8amBox2 Enter our survey about our videos and win £100: https://www.surveymo

• 08:22

### Understanding Trends Through Calculus I The Great Courses

284 views / 0 likes - added

Change and Motion: Calculus Made Clear, 2nd Edition Try a free month trial of The Great Courses Plus here: https://www.thegreatcoursesplus.com/special-offer?utm_source=US_OnlineVideo&utm_medium=SocialMediaEditorialYouTube&utm_campaign=136256 The True Geni

• 04:52

### You Don’t Even Want To Know About Bacteria On The Space Station

199 views / 0 likes - added

Think the ISS is squeaky clean...think again! Bacteria like Staphylococcaceae and Enterobacteriaceae absolutely thrive in space stations! Get 15% off http://www.domain.com domain names and web hosting when you use coupon code DNEWS at checkout! Where Are

• 04:00 Popular

### Toy Physics - Looping Pendulum /// Homemade Science with Bruce Yeany

1,368 views / 3 likes - added

This is a simple demonstration that can be used to impress your friends using a variety of materials. It also can make a nice investigation for a science fair project or a classroom demonstration. Students can test variables and determine the conditions f

• 03:53

### Soda Straw Flutes and Trombones /// Homemade Science with Bruce Yeany

340 views / 0 likes - added

How to make a simple noisemaker out of a drinking straw. The pitch can be varied by changing it's length, either by cutting it shorter, adding finger holes, or adding a second straw that slides in and out like a slide whistle

Featured
• 03:23

### Sea Urchins Pull Themselves Inside Out to be Reborn | Deep Look

288 views / 3 likes - added

Conceived in the open sea, tiny spaceship-shaped sea urchin larvae search the vast ocean to find a home. After this incredible odyssey, they undergo one of the most remarkable transformations in nature. SUBSCRIBE to Deep Look! http://goo.gl/8NwXqt DEEP LO

• 03:08

### Where Are the Stars? See How Light Pollution Affects Night Skies | Short Film Showcase

299 views / 0 likes - added

Of the many ways Earth is polluted, light pollution may be the least talked about. It's not an illusion; astronomers measure it from one to nine on the Bortle scale, and earlier this year, one study suggested that light pollution may be causing spring to

Featured
• 04:38

### The Extreme Bike Brothers | That's Amazing

211 views / 1 likes - added

Sam and Joe Flanagan absolutely send it on their mountain bikes. The Yorkshire-born pair aren’t interested in well-worn paths or typical trails. Instead, they climb up, bike down, and sometimes wipe-out hard on some of the highest, snowiest and most chall

• 21:37

### How Earth Moves

201 views / 0 likes - added

It’s here! Science stuff, mind-blowing stuff, Vsauce stuff, oh my!! THE CURIOSITY BOX: https://www.thecuriositybox.com/ Jake’s video about The Curiosity Box: https://www.youtube.com/watch?v=p91-GhjgeEU Minute Physics on why December days are the longest:

• 07:54

### What If We Do Find Aliens?

325 views / 0 likes - added

We've been so busy wondering how we'll find aliens that we never stopped to consider what we'll do if we actually encounter them. How does an alien discovery get communicated to the media? Who's responsible to craft a response? References: http://www.seti

• 02:13

### These Incredible Pictures From Space Will Help Us Predict Deadly Storms

198 views / 0 likes - added

NOAA just released the first images from their newest weather satellite, GOES-16, which has improved spectral channels and resolution! How Space Weather is Messing With Satellites - https://youtu.be/9cxMOekU4bc Sign Up For The Seeker Newsletter Here - htt

• 06:02

### Photographing Liquid Mountains | That's Amazing

248 views / 0 likes - added

When you think of the Great Lakes, you may not picture towering 30-foot waves. But Dave Sandford knows better. The professional photographer from Ontario, Canada, braves the icy cold water and fierce winds of Lake Erie to make his masterpieces. And they w

• 02:53

### LIght Pollution - Lost in Light

292 views / 0 likes - added

Lost in Light, a short film on how light pollution affects the view of the night skies. Shot mostly in California, the movie shows how the view gets progressively better as you move away from the lights. Finding locations to shoot at every level of light

• 10:38

### Who is McDonald in McDonald's Restaurant?

234 views / 0 likes - added

→First 50 viewers will get three meals off their Blue Apron order free! Click here: http://cook.ba/2kv9WRj →Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 This video is sponsored by Blue Apron. Never run

• 08:12

### Celsius Didn't Invent Celsius

168 views / 0 likes - added

Celsius never devised nor used the scale that now bears his name. Veritasium is now on Patreon: http://patreon.com/veritasium Special thanks to Michael Stevens of Vsauce! http://youtube.com/vsauce1 More info about Celsius and temperature scales: http://wk

• 02:13

### The 100% Real, Absolutely Honest and True Story Behind Snake Oil

289 views / 0 likes - added

Ah, the snake oil salesman. We've all heard, used, or maybe even been called this most nefarious nomenclature for no-good swindlers and charlatans before. But what the hell is snake oil anyway that its peddlers are such quacks? Well back in the 1800s, Sta

• 02:44

### Ambergris: Why Perfume Makers Love Constipated Whales

244 views / 0 likes - added

How whale poop becomes perfume. Thanks to Crunchyroll for sponsoring this video! http://www.crunchyroll.com/minuteearth Thanks also to our supporters on https://www.patreon.com/MinuteEarth ___________________________________________ FYI: We try to leave j

• 03:41

### The Ocean Holds Enough Uranium To Power The Planet For 10,000 Years

240 views / 0 likes - added

Stanford University researchers have found a new way to extract particles of Uranium from seawater. Could this bring us closer to sustainable nuclear power? The Internet Is Overreacting About Fukushima's Radiation, Here's Why - https://youtu.be/_jVm0N2dnh

• 05:09

### The myth of Icarus and Daedalus - Amy Adkins

359 views / 0 likes - added

View full lesson: ed.ted.com/lessons/the-myth-of-icarus-and-daedalus-amy-adkins In mythological ancient Greece, Icarus flew above Crete on wings made from wax and feathers, defying the laws of man and nature. To witnesses on the ground, he looked like a g

• 03:11

### The Sound of the Funny: The Vocal Chord Wiz Behind ‘Doug’s’ Theme Beat

211 views / 0 likes - added

Start humming the opening theme to Nickelodeon's classic “Doug,” and any self-respecting '90s kid will surely join right in. Fred Newman, the man behind the doo-doo-doo's, didn't just give his improvised snap-and-pop to the show's theme and soundscape, th

>> View Lute web videos