Search Results: "Proof: S (or Entropy) is a valid state variable"
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15:38
Proof: S (or Entropy) is a valid state variable
230 views / 0 likes  addedPrroof that S (or entropy) is a valid state variable. More free lessons at: http://www.khanacademy.org/video?v=sPz5RrFus1Q

10:28
Entropy is not disorder: microstate vs macrostate
142 views / 0 likes  addedEntropy and the difference between microstates and macrostates. My Patreon page is at https://www.patreon.com/EugeneK

28:26
Reconciling Thermodynamic and State Definitions of Entropy
180 views / 0 likes  addedLong video explaining why entropy is a measure of the number of states a system can take on (mathy, but mindblowing). More free lessons at: http://www.khanacademy.org/video?v=WLKEVfLFau4

08:56
More on Entropy
184 views / 0 likes  addedMore clarification as to what entropy is and what entropy is not. More free lessons at: http://www.khanacademy.org/video?v=dFFzAP2OZ3E

07:26
Entropy: Why is it Predicted to Cause the Heat Death of the Universe?
86 views / 0 likes  addedEverything that has a beginning must also have an end. While we know the Universe sprung to life 13 billion years ago, we don't know when its illustrious journey will come to an end. What we do know is one of the ways it could happen. We call this plausib

05:20
What is entropy?  Jeff Phillips
309 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/whatisentropyjeffphillips There’s a concept that’s crucial to chemistry and physics. It helps explain why physical processes go one way and not the other: why ice melts, why cream spreads in coffee, why air
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05:00
Maxwell's Demon: Can Entropy Be Reversed?
140 views / 0 likes  addedMaxwell's Demon. Maxwell's famous thought experiment. Can we break the second law of thermodynamics? Can entropy be reversed? Hi! I'm Jade. I draw pictures that move and become animated physics videos. ***SUBSCRIBE*** https://www.youtube.com/c/upandatom *

03:15
How Entropy Powers The Earth (Big Picture Ep. 4/5)
299 views / 0 likes  addedThis video is about how we don't just need energy to power our lives, we need *low entropy* energy! Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found here: http://www.penguin

08:32
Second Law Of Thermodynamics And Entropy
186 views / 0 likes  addedSecond Law of Thermodynamics and Entropy

07:01
Why Heat Increases Entropy
213 views / 0 likes  addedWhy heat increases entropy (even though some of it can do work)!

13:41
Entropy: Embrace the Chaos! Crash Course Chemistry #20
299 views / 0 likes  addedLife is chaos and the universe tends toward disorder. But why? If you think about it, there are only a few ways for things to be arranged in an organized manner, but there are nearly infinite other ways for those same things to be arranged. Simple rules o

04:58
Using Proportion To Solve For Variable
255 views / 0 likes  addedUsing proportion to solve for variable

19:15
Entropy Intuition
183 views / 0 likes  addedA discussion of what entropy is and what it isn't. More free lessons at: http://www.khanacademy.org/video?v=xJf6pHqLzs0

04:20
Analyzing Two Variable Linear Inequality
349 views / 0 likes  addedAnalyzing two variable linear inequality

08:02
3variable linear equations (part 1)
275 views / 0 likes  addedVisual intuition of a 3variable linear equation.

04:12
Constraining Solutions To Two Variable Linear Inequalities
376 views / 0 likes  addedConstraining solutions to two variable linear inequalities

15:38
Thermodynamic Entropy Definition Clarification
176 views / 0 likes  addedClarifying that the thermodynamic definition of Entropy requires a reversible system. More free lessons at: http://www.khanacademy.org/video?v=PFcGiMLwjeY

05:06
Solutions to Three Variable System
189 views / 0 likes  addedu14 l3 t1 we4 Solutions to Three Variable System More free lessons at: http://www.khanacademy.org/video?v=145zOBT0LD4

11:49
Fixed, Variable, and Marginal Cost.
192 views / 0 likes  addedThinking about average fixed, variable and marginal cost More free lessons at: http://www.khanacademy.org/video?v=bBQVaRnHqLs

01:24
Solving for a Variable
170 views / 0 likes  addedu15_l3_t1_we1 Solving for a Variable More free lessons at: http://www.khanacademy.org/video?v=fnuIT7EhAvs Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

06:58
Example of Solving for a Variable
182 views / 0 likes  addedU02_L1_T4_we1 : Example of solving for a variable More free lessons at: http://www.khanacademy.org/video?v=Aig1hkq3OsU Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

02:41
Solving for a Variable 2
159 views / 0 likes  addedU02_L1_T4_we2 : Solving for a Variable 2 More free lessons at: http://www.khanacademy.org/video?v=BR5yFOt0zao Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

35:56
Thermodynamics and the End of the Universe: Energy, Entropy, and the fundamental laws of physics.
88 views / 0 likes  addedEasy to understand animation explaining energy, entropy, and all the basic concepts including refrigeration, heat engines, and the end of all life in the Universe.

02:02
Application problems with equation in one variable
194 views / 0 likes  addedu10_l1_t3_we2 Application problems with equation in one variable More free lessons at: http://www.khanacademy.org/video?v=iimpwYBiKNg Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

15:10
Entropy: Why the 2nd Law of Thermodynamics is a fundamental law of physics
97 views / 0 likes  addedWhy the fact that the entropy of the Universe always increases is a fundamental law of physics.

07:11
Graphing Solutions To Twovariable Linear Equations Example 2  Algebra I  Khan Academy
296 views / 0 likes  addedGraphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/graphingsolutio

03:45
This New State of Matter Is a Liquid and a Solid at the Same Time!
55 views / 0 likes  addedScientist have just discovered that, at an atomic level, these elements have both liquid and solid states, giving context to what may be hidden in the cores of celestial bodies. A New State of Water Reveals a Hidden Ocean in Earths Mantle  https://youtu.

09:15
Amazing Marching Band! Halftime vs. Michigan State. One Giant Leap.
47 views / 0 likes  addedWatch The Ohio State University Marching Band's "One Giant Leap" halftime show as the Buckeyes football team took on Michigan State on Oct. 5, 2019. #GoBucks

02:27
Inequality Word Problem: One Variable  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
262 views / 0 likes  addedThis 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/prealgebra/applyingmathreasoningto

02:13
Entropy and the Arrow of Time
185 views / 0 likes  addedAs we experience it, time flows in a single direction. But entropy, and its description in the second law of thermodynamics, is one of the few physical phenomena to imply an actual arrow of time. Day 16 of our advent calendar: http://www.rigb.org/christma

10:01
Visual Proof: a= v^2/r
195 views / 0 likes  addedVisual proof that centripetal acceleration = v^2/r

03:23
How do Child Proof Caps work?
82 views / 0 likes  addedChild proof caps can be a little annoying to open but in reality they save lives every year. In this video I'll go over 4 different types of child proof caps. Follow me on social media: https://www.facebook.com/jaredowenanimations/ https://www.instagram

02:34
Leak Proof Bag Experiment
364 views / 1 likes  addedWith the LeakProof Bag experiment, the objective of this experiment is to show that plastic has a lot of properties and that it is very stretchy. With the LeakProof Bag experiment, we'll show you how you can stick a bunch of pencils right through a bag

08:50
Visual Pythagorean Theorem Proof
336 views / 0 likes  addedVisual Pythagorean Theorem Proof  some basic geometry required

07:44
Proof of Quadratic Formula
290 views / 0 likes  addedProof of Quadratic Formula More free lessons at: http://www.khanacademy.org/video?v=r3SEkdtpobo

08:21
Twovariable Linear Equations And Their Graphs  Algebra I  Khan Academy
219 views / 0 likes  addedIntroduction to 2variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/v/checkingorderedpairsolutionstoequatio

06:31
Proof  Sum of Measures of Angles in a Triangle are 180
322 views / 0 likes  addedProof that the sum of the measures of the angles in a triangle are 180

16:56
Proof of the CauchySchwarz Inequality
328 views / 0 likes  addedProof of the CauchySchwarz Inequality More free lessons at: http://www.khanacademy.org/video?v=r2PogGDl8_U

02:04
Wakko's 50 State Capitols
280 views / 0 likes  addedAnimaniacs video of Wakko's famous 50 State Capitols song

16:56
Proof: U=(3/2)PV or U=(3/2)nRT
284 views / 0 likes  addedConceptual proof that the internal energy of an ideal gas system is 3/2 PV. More free lessons at: http://www.khanacademy.org/video?v=qSFY7GKhSRs

09:06
Area Circumradius Formula Proof
290 views / 0 likes  addedProof of the formula relating the area of a triangle to its circumradius More free lessons at: http://www.khanacademy.org/video?v=x_aax6LSRtE

08:50
The Ohio State University Marching Band Performs their Hollywood Blockbuster Show
218 views / 0 likes  addedThe "Hollywood Blockbuster Show" was performed by members of the Ohio State University Marching Band on October 26th, 2013 at the Penn State Game. Coming off of their Michael Jackson Tribute show, students had a week to learn the drill associated with thi

17:08
Proof: Volume Ratios in a Carnot Cycle
274 views / 0 likes  addedProof of the volume ratios in a Carnot Cycle More free lessons at: http://www.khanacademy.org/video?v=ixRtSV3CXPA

21:35
Proof: Any subspace basis has same number of elements
376 views / 0 likes  addedProof: Any subspace basis has same number of elements More free lessons at: http://www.khanacademy.org/video?v=Zn2K8UIT8r4

22:41
Proof: Invertibility implies a unique solution to f(x)=y
301 views / 0 likes  addedProof: Invertibility implies a unique solution to f(x)=y for all y in codomain of f. More free lessons at: http://www.khanacademy.org/video?v=7GEUgRcnfVE

09:19
Linear Algebra: Proof of formula for determining Eigenvalues
350 views / 0 likes  addedProof of formula for determining Eigenvalues More free lessons at: http://www.khanacademy.org/video?v=rfm0wQObxjk

09:02
Is it Possible To UnMix a Liquid? The Entropy Reversal Challenge
157 views / 0 likes  addedIn this video I set up a way to attempt to unmix a liquid that has been stirred. Can you actually reverse the mixing process and get the food color back in its original location after mixing? I talk about how this can be possible and talk about entropy a

09:54
Proof Part 2 Minimizing Squared Error to Line
322 views / 0 likes  addedProof Part 2 Minimizing Squared Error to Line More free lessons at: http://www.khanacademy.org/video?v=f6OnoxctvUk

18:09
Proof: Relationship between cross product and sin of angle
294 views / 1 likes  addedProof: Relationship between the cross product and sin of angle between vectors More free lessons at: http://www.khanacademy.org/video?v=7MKA2QlKvHc

01:01
Most popular fast food restaurants in every state
299 views / 0 likes  addedWho has the best burgers? Who has the best fries? Fast food is always hotly debated. To put an end to the debate over the most popular fast food restaurants by state, Foursquare identified the restaurants with the most checkins. This map will show you if

06:41
A look at a seductive but wrong Gibbs/Spontaneity Proof
221 views / 0 likes  addedA look at why the "proof" of the relation between changes in Gibbs Free Energy and Spontaneity is wrong in many textbooks. More free lessons at: http://www.khanacademy.org/video?v=yYbzJs6vgv8

10:35
Proof (Part 1) Minimizing Squared Error to Regression Line
299 views / 0 likes  addedProof (Part 1) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=mIx2Oj5y9Q8

10:54
Proof (Part 3) Minimizing Squared Error to Regression Line
297 views / 0 likes  addedProof (Part 3) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=u1HhUB3NP8g

04:18
Proof (Part 4) Minimizing Squared Error to Regression Line
330 views / 0 likes  addedProof (Part 4) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=8RSTQl0bQuw

12:29
Object Image and Focal Distance Relationship (Proof of Formula)
237 views / 0 likes  addedObject Image and Focal Distance Relationship (Proof of Formula) More free lessons at: http://www.khanacademy.org/video?v=rse0I7rZ8jM

01:26
Eight Questions With Golden State Warrior Harrison Barnes
315 views / 0 likes  addedOur Kid Reporter Jack Murphy interviews the Golden State Warriors' rookie small forward and North Carolina Alum Harrison Barnes.

24:49
Stability Analysis, State Space  3D visualization
86 views / 0 likes  addedIntroduction to Stability and to State Space. Visualization of why real components of all eigenvalues must be negative for a system to be stable. My Patreon page is at https://www.patreon.com/EugeneK

03:44
How This New State of Matter Is Made With Lasers, Crystals, and Frustration"
21 views / 0 likes  addedScientists were able to use lasers to create a "supercrystal." The key to making this happen? Frustration. Subscribe to Seeker!http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist A team of scientists managed to use a laser pu

03:56
Scientists Just Discovered A New State Of Water!
369 views / 1 likes  addedThink you know everything about water, think again! Scientists just discovered a second state of liquid water. What makes it so different? Hard vs. Soft Water: What's The Difference?  https://youtu.be/2bqc5kBKed4 Sign Up For The Seeker Newsletter Here 
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03:53
Are Solid State Batteries The Perfect Battery?
325 views / 0 likes  addedMany batteries we use today don’t hold up to minor damage or weather change but scientist believe they may have solved this problem. Why Aren’t All Batteries Rechargeable? ►►►► http://bit.ly/1TgP51P Sign Up For The TestTube Newsletter Here ►►►► http://bit

06:14
What Happens When You Drop A Penny Off The Empire State Building? DEBUNKED
100 views / 0 likes  addedCan throwing a penny off of the top of the Empire State Building lead to a murder charge, and what is surprisingly more deadly? About Debunked: We love making these videos but can only work on them around our regular jobs so if you would like to support u

05:09
Make Earthquake Proof Structure at Home PLUS How To Create Colorful Flames Science Experiments
278 views / 0 likes  addedMake Earthquake Proof Structure at Home PLUS How To Create Colorful Flames Science Experiments  Like me on Facebook: http://facebook.com/hooplakidzlab Subscribe: http://bit.ly/1V77IUh

01:20
Proof Without Words: The Circle
146 views / 0 likes  addedProve πR² using only beads and a ruler! I first saw this proof in an article by Russell Jay Hendel, Dowling College: http://bit.ly/LQlwQw minutephysics is now on Google+  http://bit.ly/qzEwc6 And facebook  http://facebook.com/minutephysics And twitter 

07:52
Proof That Computers Can't Do Everything (The Halting Problem)
178 views / 0 likes  addedIf you disagree or get confused by this video, read this FAQ: http://www.zutopedia.com/halting_problem.html#faq Click here for a list of my other works: http://www.zutopedia.com/udia.html This video gives an informal presentation of Alan Turing's Halting

01:36
Mermaids Are Real At Weeki Wachee Springs State Park
262 views / 0 likes  addedWeeki Wachee Springs State Park in Florida hosts daily mermaid shows and other fun water attractions! The park also teams up with the Make A Wish Foundation to give terminally ill kids a chance to become mermaids for a day. The INSIDER team believes that

03:42
BulletProof Clothes  World's Strangest
378 views / 2 likes  addedIn Bogota, Colombia, there's a new clothing line popular among the rich and famous. It's haute coutureand bulletproof. Here's how it works.  For more World's Strangest, visit http://www.sciencechannel.com/tvshows/worldsstrangest/#mkcpgn=ytsci1 Catch

02:06
How smudgeproof lipstick was invented  Moments of Vision 6  Jessica Oreck
348 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/howsmudgeprooflipstickwasinventedmomentsofvision6jessicaoreck Today, lip cosmetics are a billion dollar industry, with 1 out of every 3 women claiming that they won’t leave home without applying lipst

12:27
Variable Expressions
164 views / 0 likes  addedMore free lessons at: http://www.khanacademy.org/video?v=aoXUWSwiDzE

06:32
Should Puerto Rico Become The 51st State?
176 views / 0 likes  addedThere are 3.5 million U.S. citizens currently facing one of the worst financial crises in this country  and they're all in Puerto Rico. The U.S. government has an almost 120yearlong relationship with Puerto Rico – which is a territory, not the 51st sta

07:03
Is There Proof Aliens Exist?  Earth Lab
73 views / 0 likes  addedMany people believe in life beyond our solar system, but is there any proof? Subscribe to Earth Lab for more fascinating science videos  http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best of BBC Earth vid

07:48
Proof That Pit Bulls Are Big Babies  The Dodo
63 views / 0 likes  addedProof that pit bulls are giant babies From Meaty, the pup with the most infectious smile, to the Blue Boys, champs of self care, these pitties are showing the world that pit bulls are snuggly, not scary.Introducing Dodo swag! https://thedo.do/2N3zRSbLove

03:51
We Found Another State of Matter: The Supersolid!
188 views / 0 likes  addedScientists have created, yet another state of matter called a supersolid! But what is it, and what does it do? There's A New Form Of Matter That Exists In Four Dimensions!  https://youtu.be/TjVi5L7cYLQ Sign Up For The Seeker Newsletter Here  http://bit.

10:09
TESTING *STAIN PROOF* SHIRTS
142 views / 2 likes  addedToday we put "Stain Proof" shirts to the test with Ketchup, Mustard, Coffee, Wine and more. Did they work? SUBSCRIBE ► https://www.youtube.com/subscription_center?add_user=rosannapansino WATCH MY PREVIOUS VIDEO ► https://www.youtube.com/watch?v=OOAgArBjh_

Underwater ManateeCam at Blue Spring State Park powered by EXPLORE.org
41 views / 0 likes  addedThe camera shows the mid spring run at Blue Spring State Park, where manatees congregate during the winter months when the river temperature in the adjacent St. Johns River drops below 68 degrees. The spring run is a constant 72 degrees yearround making

13:51
Every State in the US
198 views / 0 likes  addedCheck out The Great Courses Plus and get a 30day free trial: http://ow.ly/aw1Z3083BIJ Support Wendover Productions on Patreon: https://www.patreon.com/wendoverproductions Get a Wendover Productions tshirt for $20: https://store.dftba.com/products/wendov

07:38
Change of State Example
190 views / 0 likes  addedSpecific Heat Capacity and Enthalpy of Vaporization example More free lessons at: http://www.khanacademy.org/video?v=tvO0358YUYM

12:58
PROOF...Dinosaurs had FEATHERS!
109 views / 0 likes  addedCoyote Peterson on Instagram: https://www.instagram.com/CoyotePeterson Mark Vins on Instagram  http://bit.ly/realmarkvins Mario Aldecoa on Instagram  http://bit.ly/IGmarioaldecoa Beyond Dinosaurs on Instagram – http://bit.ly/IGbeyonddinosaurs JOIN THE C

03:56
Why Puerto Rico is not a US state
180 views / 0 likes  addedNearly half of Americans don’t know that Puerto Ricans are US citizens. But they are, and have been since 1917. Watch why Puerto Rico won't have power for months: http://bit.ly/2DBCPVp Read about Puerto Rico's latest bid for statehood: http://bit.ly/2DGlz

06:36
The Future of EarthquakeProof Buildings
39 views / 0 likes  addedSciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription. Earthquakes are almost impossible to predict. Luckily, engineers have come up with some amazing ways to protect people the next ti

05:03
Stress In Space  Judging An Astronaut's Mental State
223 views / 0 likes  addedBeing an astronaut is stressful. But astronauts aren’t the best at admitting when they’re feeling the strain. An innovative research project uses speech analysis to spot hints of underlying anxieties. Day 19 of our advent calendar, A Place Called Space ht

04:51
The Fourth State of Matter Could Scrub Viruses From The Air
72 views / 0 likes  addedUsing cold plasma as an air purifier is not only safe, but can eliminate 99.9% of a test virus from the air...in a fraction of a second! According to research from University of Michigan, here's how it works.What Happens When a Human Gets Rabies?  https:

04:07
A New State of Water Reveals a Hidden Ocean in Earth’s Mantle
103 views / 0 likes  addedDiamonds from deep within the earth carry a new form of water ice, IceVII, that confirms there’s an ocean underneath us! Here’s what we know. This Massive Asteroid Is Headed for Earth…. What Now? https://youtu.be/yL7EEXg2niU Read More: The Hunt for Eart

01:25
Watch This StateOfTheArt Robot Perform A Delicate Surgery... On A Grape?!
371 views / 0 likes  added#Outrageous_Acts The surgery on a grape helps surgeons perfect their use of an advanced surgical device used for more minimally invasive keyhole surgery. Full Episodes Streaming FREE: https://www.sciencechannel.com/tvshows/outrageousactsofscience/ Sub
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02:59
Proof that 1 = 2.
152 views / 0 likes  addedUsing algebra and a little deception, Mr. John Hush proves (or does he?) that 1 = 2 to a class of amazed calculus students.

09:23
Proof by Induction
262 views / 0 likes  addedProving an expression for the sum of all positive integers up to and including n by induction More free lessons at: http://www.khanacademy.org/video?v=wblW_M_HVQ8

01:20
Foiled Proof
174 views / 0 likes  addedMinutePhysics is on Google+  http://bit.ly/qzEwc6 And facebook  http://facebook.com/minutephysics And twitter  @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics  all in a minute! Music by Nat

10:14
Calculus Proof that a=v^2/r
251 views / 0 likes  addedUsing calculus and vectors to show that centripetal acceleration = v^2/r

02:11
Einstein's Proof of E=mc²
146 views / 0 likes  addedEver wonder how Einstein proved E=mc²? This is how. Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old. minutephysics is now on Google+  http://bit.ly/qzEw

04:24
Another Universe May Have Bumped Into Ours and We Might Have Proof
231 views / 0 likes  addedThe Cold Spot in the cosmic microwave background radiation has led astronomers to speculate the possibility of parallel universes. What Is Beyond The Universe?  https://youtu.be/ghaZf1ODia0 Sign Up For The Seeker Newsletter Here  http://bit.ly/1UO1PxI R

03:58
A Simple Proof Of Conservation Of Energy
257 views / 0 likes  addedWATCH MY VIDEO ABOUT AIRPLANES! https://www.youtube.com/watch?v=7rMgpExA4kM http://www.audible.com/minutephysics MinutePhysics is on Google+  http://bit.ly/qzEwc6 And facebook  http://facebook.com/minutephysics And twitter  @minutephysics Minute Physic

03:55
Proof of evolution that you can find on your body
34 views / 0 likes  addedYou have your mom's smile, your dad's eyes, and the ear muscles of a Triassic mammal. Fortytwo percent of Americans say that humans were created in their present form within the past 10,000 years — a percentage that hasn't changed much since 1982,

14:47
Sum of Polynomial Roots (Proof)
165 views / 0 likes  addedSum of Polynomial Roots More free lessons at: http://www.khanacademy.org/video?v=9eWyvWq9CCs

03:55
Proof Of Evolution That You Can Find On Your Body
329 views / 1 likes  addedYou have your mom's smile, your dad's eyes, and the ear muscles of a Triassic mammal. Subscribe to our channel! http://goo.gl/0bsAjO Fortytwo percent of Americans say that humans were created in their present form within the past 10,000 years — a percent
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03:36
What Proof Do We Have That Water Once Flowed on Mars?
115 views / 0 likes  addedNASA found evidence that Mars used to have flowing water. So will this discovery brings us one step closer to colonization of Mars? Seeker inspires us to see the world through the lens of science and evokes a sense of curiosity, optimism and adventure. Vi

07:20
An Alternative Proof That The Real Numbers Are Uncountable
39 views / 0 likes  addedThis video was cowritten by my super smart hubby Simon Mackenzie. *My Last Video* My Infinity is Bigger Than Your Infinity https://youtu.be/X56zst79Xjg If you want to know more, check out these links and sources: The Annotated Turing  Charles Petzold ht

10:25
Is Water Wet? The Final Experimental Proof!
142 views / 0 likes  addedIn this video I join the "is water wet?" debate. I show you with an experiment the true answer to this question. The argument against water being wet is that water makes things wet, but it is not wet. Fire burns, it is not burned. However, instead of argu

14:22
Calculus proof of centripetal acceleration formula
259 views / 0 likes  addedProving that a = v^2/r More free lessons at: http://www.khanacademy.org/video?v=XjCEumlJBno

01:41
Behold Chainsaw Proof Pants In Action
235 views / 1 likes  addedThese pants can be a life saver for anyone who works with a chainsaw. How are they seemingly indestructible? OUTRAGEOUS ACTS OF SCIENCE Wednesdays 9/8c on Science http://www.sciencechannel.com/tvshows/outrageousactsofscience/ Watch full episodes: http

13:27
Proof (Advanced): Field from infinite plate (part 1)
352 views / 0 likes  addedElectric field generated by a uniformly charged, infinite plate More free lessons at: http://www.khanacademy.org/video?v=prLfVucoxpw

08:39
Why It's Impossible To Engineer EarthquakeProof Buildings  We The Curious
7 views / 0 likes  addedWhat causes earthquakes? Why do buildings collapse? Can engineers design buildings that resist the forces beneath our feet? Ross Exton speaks to scientists and engineers to find out.From plants to prosthetics: the science of 3D printing https://youtu.be/H

11:29
Proof (Advanced): Field from infinite plate (part 2)
270 views / 0 likes  addedWe see that the infinite, uniformly charged plate generates a constant electric field (independent of the height above the plate) More free lessons at: http://www.khanacademy.org/video?v=TxwE4_dXo8s

06:41
Earthquakeproof toothpick structure construction contest
433 views / 0 likes  addedThis video from Japan shows a contest where people compete using toothpicks to build the strongest building structure against a strong earthquake. www.arch.sojou.ac.jp/tcon/

04:56
Optional Calculus Proof to Show that MR has Twice Slope of Demand
224 views / 0 likes  addedUsing some basic calculus to show that marginal revenue has twice the slope of the demand curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=atI4QH2acuw

12:22
Exponential Decay Formula Proof (can skip, involves Calculus)
284 views / 0 likes  addedShowing that N(t)=Ne^(kt) describes the amount of a radioactive substance we have at time T. For students with background in Calculus. Not necessary for intro chemistry class. More free lessons at: http://www.khanacademy.org/video?v=H7nrVDV8ahc

14:24
Learn How To Make An Earthquake Proof Structure And More Amazing Science Experiments To Do At Home
21 views / 0 likes  added#scienceideas #science #earthquake #amazingscience #sciencehacks #educationalLike me on Facebook: facebook.com/hooplakidzlabSubscribe: http://bit.ly/1V77IUh

05:26
Bear + Bug Proof Camping Hacks  LIFE HACKS FOR KIDS
282 views / 3 likes  addedKeep bears and bugs away, and learn how to tell scary campfire stories with sound effects with these Camping Hacks! →Credits← Host: Gillian Alaire Espina Executive Producer: Judy Meyers Directed by: Kristen McGregor Written By: Daisy Wall Produced by: Dai

05:21
Why Does Time Go Forward?
132 views / 0 likes  addedWhy does time go forward? How does Entropy relate to the direction of time? What really is time, and what gives it a direction? The Arrow of Time. Hi! I'm Jade. I draw pictures that move and become animated physics videos. ***SUBSCRIBE*** https://www.yout

02:41
How to Substitute Known or Given Values for the Variables in an Algebraic Expression
430 views / 0 likes  addedSubstituting known or given values for a variable is required to complete some types of operations. Learn how to substitute known or given values for a variable with help from a mathematics tutor and educator in this free video clip.

03:25
Why Doesn't Time Flow Backwards?
222 views / 0 likes  addedThanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found here: https://www.preposterousuniverse.com/bigpicture/ Playlist of the full video series: https://www.youtube.com/playlist?l

03:35
Where Does Complexity Come From?
172 views / 0 likes  addedThis video is about the difference between complexity and entropy, and how complex things like life can arise from disorder. Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found

03:28
Do Cause and Effect Really Exist?
226 views / 0 likes  addedThanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! His book can be found here: https://www.preposterousuniverse.com/bigpicture/ Playlist of the full video series: https://www.youtube.com/playlist?l

04:23
What is the Purpose of Life? (Big Picture Ep. 5/5)
243 views / 0 likes  addedThis video is about how life arose and what its main function or purpose in the universe seems to be. Thanks to http://www.audible.com/minutephysics for supporting this video, and to Sean Carroll for collaborating on it! Playlist of the full video series:

10:23
Introduction to the Null Space of a Matrix
268 views / 0 likes  addedShowing that the Null Space of a Matrix is a valid Subspace More free lessons at: http://www.khanacademy.org/video?v=jCwRV1QL_Xs

09:12
Diagramming What Happens with a Function Call
253 views / 0 likes  addedVariable scope and function calls

11:52
Binomial Distribution
369 views / 0 likes  addedProbabilities for a random variable with a binomial distribution

09:11
Introduction to motion
196 views / 0 likes  addedIntroduction to basic physics of motion. Introduces the concept of variable velocity/acceleration.

03:17
What is the Third Law of Thermodynamics?
276 views / 0 likes  addedValeska 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

17:40
Gibbs Free Energy and Spontaneity
303 views / 0 likes  addedIntuition behind why spontaneity is driven by enthalpy, entropy and temperature. Introduction to Gibbs free energy. More free lessons at: http://www.khanacademy.org/video?v=ViAmQivKif0

16:56
Expected Value of Binomial Distribution
254 views / 0 likes  addedExpected value of a binomial distributed random variable More free lessons at: http://www.khanacademy.org/video?v=SqcxYnNlI3Y

06:45
Algebra: Linear Equations 3
171 views / 0 likes  addedLinear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=ZnGbH2S0Dk

10:08
Fluids (part 8)
165 views / 0 likes  addedBeginning of the proof of Bernoulli's Equation. More free lessons at: http://www.khanacademy.org/video?v=uqyLOuAzbvo

09:54
Exact Equations Intuition 1 (proofy)
301 views / 0 likes  addedChain rule using partial derivatives (not a proof; more intuition). More free lessons at: http://www.khanacademy.org/video?v=iEpqcdaJNTQ

14:10
Linear Algebra: Determinant of Transpose
327 views / 0 likes  addedProof by induction that transposing a matrix does not change its determinant More free lessons at: http://www.khanacademy.org/video?v=xGV2v0dRNE

12:07
Visualizing Average Costs and Marginal Costs as Slope
203 views / 0 likes  addedGraphing variable cost, fixed cost and total cost More free lessons at: http://www.khanacademy.org/video?v=k1iHDu9GrJE

10:09
Fluids (part 9)
219 views / 0 likes  addedSecond part of the Bernoulli's Equation proof. Beginning of a problem that uses the equation. More free lessons at: http://www.khanacademy.org/video?v=QX2YLR09Q78

02:38
Sublimation of Iodine  solid to gas // Homemade Science with Bruce Yeany
300 views / 0 likes  addedSublimation is a direct change from the solid state into the gas state while skipping over the change into the liquid state. A common example is dry ice changing into carbon dioxide vapor, or the process of freeze drying the water out of foods. In this vi

07:36
Fractions  Adding and Subtracting
298 views / 0 likes  addedFractions  Adding and Subtracting. Examples involving both numerical and variable expressions and shown! For more free math videos, visit http://JustMathTutoring.com

03:32
A Mercury Hammer and the Third Law of Thermodynamics
252 views / 0 likes  addedArmed with a hammer made from mercury, Olympia Brown explains the third law of thermodynamics. Tell us what you think about our videos, and win £100 https://www.surveymonkey.co.uk/r/QCVL88N Subscribe for new science videos and lectures every week: http://

01:17
Unconventional Reverse Membrane Filter Allows Larger Objects And Keeps Smaller Ones Out
88 views / 0 likes  addedA selfhealing membrane that acts as a reverse filter, blocking small particles and letting large ones through, is the "straight out of science fiction" work of a team of Penn State mechanical engineers. Credit: Birgitt Boschitsch, Penn State College of E

01:26
Lost Maples  4K Astrophotography Timelapse Compilation
42 views / 0 likes  addedLost Maples State Natural Area is a large, pristine area of beautiful hills and canyons on the upper Sabinal River in the Edwards Plateau Region of Texas. It is designated a Natural Area, rather than a State Park, which means the primary focus is the main

10:04
The No Cloning Theorem
212 views / 0 likes  addedSupport MinutePhysics on Patreon: http://www.patreon.com/minutephysics Three Blue One Brown: https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw Why you can’t clone Schrödinger’s cat: this video presents the full proof of the “No Cloning” Theorem in

06:39
The Star That Redefined the Universe
58 views / 0 likes  addedDelta Cephei is a visible star located in the constellation Cepheus. It is uniquely variable and provided astronomers with a new tool to measure the universe with. This important star is the prototype of a class of stars called Cepheid Variables. This vid

05:33
Brian Cox explains why time travels in one direction  Wonders of the Universe  BBC Two
61 views / 0 likes  addedSUBSCRIBE to the OFFICIAL BBC YouTube channel: https://bit.ly/2IXqEIn LAUNCH BBC iPlayer to access Live TV and Box Sets: https://bbc.in/2J18jYJ More about this programme: http://www.bbc.co.uk/programmes/b00zf9dh Professor Brian Cox builds sandcastles in t

03:58
How We Design Buildings To Survive Earthquakes
468 views / 1 likes  addedAttempts to build earthquakeproof buildings keep getting better and better, but how exactly do these methods of preventing collapse work? How Does the Richter Scale Work? ►►►►http://bit.ly/1QEwsTV Sign Up For The TestTube Newsletter Here ►►►► http://bit.

03:46
What Triggers A Chemical Reaction?  Kareem Jarrah
372 views / 3 likes  addedView full lesson: http://ed.ted.com/lessons/whattriggersachemicalreactionkareemjarrah Chemicals are in everything we see, and the reactions between them can look like anything from rust on a spoon to an explosion on your stovetop. But why do these r
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02:37
Quantum satellite achieves 'spooky action' at record distance
182 views / 0 likes  addedResult paves way for hackproof quantum communications. Learn more: http://scim.ag/2rkMQjE Read the paper: http://scim.ag/2sDKeBj

02:54
How To Describe Realworld Situations With Inequalities  6th Grade  Khan Academy
233 views / 0 likes  addedLearn how to write inequalities to model realworld situation. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thequationsandinequalities/cc6thinequalities/e/inequalitiesinonevar

04:08
What is the Second Law of Thermodynamics?
220 views / 0 likes  addedWhat is entropy? Why is it always increasing? And what does that even mean? Dr Valeska Ting explains the second law of thermodynamics. This is the day 12 of our 2016 advent calendar on thermodynamics. Watch all the films here: http://www.rigb.org/christma

04:32
The Chemistry Of Cold Packs  John Pollard
405 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/howdocoldpacksgetcoldsofastjohnpollard If you stick water in the freezer, it will take a few hours to freeze into ice. How is it, then, that cold packs go from room temperature to near freezing in mere
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04:21
How To Write Onestep Equations For Word Problems  6th Grade  Khan Academy
399 views / 0 likes  addedLearn how to write basic equations to model realworld situations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thequationsandinequalities/cc6thsuperyoga/e/equationsinonevari

05:15
Thinking About The Changing Values Of Variables And Expressions  6th Grade  Khan Academy
224 views / 0 likes  addedExplore how the value of an algebraic expression changes as the value of its variable changes. The algebraic expressions used in this video are 100x, 5/x + 5, and (3y)/(2y). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacad

04:59
William Winram 145m Freediving World Record (VWT)
155 views / 0 likes  addedwww.williamwinram.com www.facebook.com/WilliamWinramPage www.twitter.com/williamwinram This video was not made for nor is it used for commercial purposes. Music: Three Corners of Earth  The Fire Shall Devour Us On September 3, 2013, Canadian Freediver Wi

06:56
The Physics of Free Will
181 views / 0 likes  addedDo we really have free will? What does physics have to say about it? Hi! I'm Jade. I make physics videos about time, entropy, space, relativity and quantum physics. Check out my channel and subscribe if you like :) *SUBSCRIBE* https://www.youtube.com/chan

05:22
Does your vote count? The Electoral College explained  Christina Greer
196 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/doesyourvotecounttheelectoralcollegeexplainedchristinagreer You vote, but then what? Discover how your individual vote contributes to the popular vote and your state's electoral vote in different ways

08:42
A Mirror Universe
128 views / 0 likes  addedParity breaking and CP violation. Weak interaction and decay. Hi! I'm Jade. I make physics videos about time, entropy, space, relativity and quantum physics. Check out my channel and subscribe if you like :) *SUBSCRIBE* https://www.youtube.com/channel/UCS

05:03
Why Don't Oil And Water Mix?  John Pollard
536 views / 1 likes  addedView full lesson: http://ed.ted.com/lessons/whydontoilandwatermixjohnpollard Salt dissolves in water; oil does not. But why? You can think of that glass of water as a big, bumpin' dance party where the water molecules are always switching dance pa
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04:22
The Newest Form of Water Is Hot and Black, Wait What?
46 views / 0 likes  addedIt only took diamonds, xrays, and a bunch of ultrapowerful lasers to create our newest form of water, Ice XVIII. And it might be the key to unlocking what's inside the mysterious ice planets of our solar system. This New State of Matter Is a Liquid and

05:53
How does a Stepper Motor work ?
26 views / 0 likes  addedWe thank our patrons for making LE's educational service sustainable. Please support us at Patreon.com so that we will have the capability to release 2 videos/month.https://www.patreon.com/LearnEngineeringStepper motors are the one of the most widely used

03:12
Mindful Meditation: Miracle Cure or Media Hype?
199 views / 0 likes  addedMindfulness meditation is gaining popularity as a technique for reducing stress, but is there science that shows that it even works? Did Science Just Prove Women Are Nicer Than Men? https://www.youtube.com/watch?v=oy82RuTg5IU&t=3s What Ever Happened To Sa

04:54
The Meteorite Museum
134 views / 1 likes  addedhttp://www.patreon.com/scifri  Please Help Support Our Video Productions! Peek inside the meteorite vault at Arizona State University where billionyearold rocks from space give researchers clues about the formation of our solar system. The meteorites s

03:59
The Lava Lamps That Help Keep The Internet Secure
270 views / 2 likes  addedAt the headquarters of Cloudflare, in San Francisco, there's a wall of lava lamps: the Entropy Wall. They're used to generate random numbers and keep a good bit of the internet secure: here's how. Thanks to the team at Cloudflare  this is not a sponsored
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04:07 Popular
Meet Small Fry, The Tiniest Kitten
880 views / 1 likes  addedSmall Fry is a tiny kitten with a big story. Her success is proof that even the most vulnerable animals can thrive with a little love and commitment. Learn how you can start saving lives by visiting KittenLady.org/gettingstarted Don't forget to follow Kit
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04:11
Why does time go forwards not backwards?  BBC Ideas
59 views / 0 likes  addedTime moves forwards not backwards. We all know that. But why? Science journalist Alok Jha explains all. Subscribe to BBC Ideas https://bbc.in/2F6ipavThis video was made by Flock London. Do you have a curious mind? Youre in the right p

11:22
The Problem with 7825  Numberphile
99 views / 0 likes  addedSignup for your free trial to The Great Courses Plus here: http://ow.ly/b5wA30hIviV (sponsor) More links & stuff in full description below ↓↓↓ James Grime on a proof involving Pythagorean Triples. James Grime: http://singingbanana.com (book him for a talk

05:53
Why red means Republican and blue means Democrat
262 views / 0 likes  addedThe major party color schemes, and the terms “red state” and "blue state" are actually a recent phenomenon. Subscribe to our channel! https://goo.gl/0bsAjO Vox.com is a news website that helps you cut through the noise and understand what's really driving
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10:35
Where Do Deleted Files Go?
252 views / 0 likes  addedFollow Michael Stevens for neat things every day! http://www.Twitter.com/tweetsauce LINKS AND SOURCES BELOW MUSIC BY: http://www.YouTube.com/JakeChudnow final song is "Midnight Sound" by Gareth Johnson / David O'Brien from: http://www.audionetwork.com Los

03:52
Opportunity: NASA Rover Completes Mars Mission
116 views / 0 likes  addedDrive along with the NASA’s Opportunity Mars rover and hear the voices of scientists and engineers behind the mission. Designed to run for 90 days, the exploration spanned more than 15 years from 2004 to 2019. Along the way, it discovered definitive

05:58
Can You Crack This Four Card Code?
231 views / 0 likes  addedA surprisingly tricky card riddle. You'll need to put your thinking caps on for this one. Hi! I'm Jade. I'm an Aussie with a Bachelor's degree in Applied Physics. After three years and over 100 lab sessions, I realized I'm terrible at experiments. So now

03:52
The 1940s Mermaid Show That's Still Pulling Crowds
188 views / 0 likes  addedIn Weeki Wachee Springs State Park, Florida, there's a mermaid show  and there has been for 70 years. It's one of the United States' oldest roadside attractions, and it still does three shows a day. At least, provided the local wildlife doesn't get in t

00:36
OSU Marching Band Backpack Kid Dance
182 views / 0 likes  addedThe Ohio State Marching Band does the Backpack Kid Dance

11:56
Did The Past Really Happen?
304 views / 1 likes  addedGreece is full of wonderful new things and wonderful old things. But when WE become old things, will our ruins also be tourist attractions? **Sources and extra info below!!** me on twitter: http://www.twitter.com/tweetsauce on instagram: http://www.instag

46:50
Pastry Chef Attempts to Make Gourmet Doritos  Gourmet Makes  Bon Apptit
67 views / 0 likes  addedNacho cheese exists in two states: the melted cheese state and the powdered cheese state*. When it comes to the powdered cheese state, all pale in comparison to Nacho Cheese Doritos, continually perfected by science and consistently beloved by the masses

04:47 Popular
12 ILLUSIONS THAT WILL TEST YOUR BRAIN
710 views / 2 likes  addedSometimes our brain sees things in two different ways. We found the best 12 illusions to test your brain, just try to see them from a different angle! What do you see? ● 9 Simple Questions That Reveal Your True Personality https://www.youtube.com/watch?v=
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14:10
The evolution of the eye
348 views / 0 likes  addedCreationists and supporters of Intelligent Design like to point to what they call the "irreducible complexity" of the eye as proof of the existence of a designer/creator. In other words, they like to say that complex components of our physiology like the
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02:30
Crystal Structure and the Laws of Thermodynamics
279 views / 0 likes  addedCrystals bring order out of chaos. Does their formation violate the laws of thermodynamics? Materials chemist Dr Suze Kundu explores the relationship between crystals and entropy, with footage from the Ri Archives channel. Watch more classic archive foota

13:58
Ant On A Rubber Rope Paradox
55 views / 0 likes  addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMPLEASE SUBSCRIBE TO MY PODCAST: https://bit.ly/2BCLhoKCuriosity Box: https://www.curiositybox.com/*********** LINKS *************The Create Unknown Podca

08:02
Handmade Log Building with Primitive Tools
76 views / 0 likes  addedPart 2 of "Raising a Log Barn". A huge thanks to everyone at David Crockett Birthplace State Historic Park for letting us capture this project! Filmed at David Crockett Birthplace State Historic Park ➧ https://tnstateparks.com/parks/davidcrockettbirthpl

07:09
Indestructible Coating?!
137 views / 0 likes  addedUsed in everything from bulletproof vests to the walls of the Pentagon, polyurea's strength comes from its longchain molecules. Check out How Ridiculous: http://bit.ly/VeHowRidiculous Snatoms magnetic molecules: http://bit.ly/VeSnatoms Veritasium on Pat

12:14
War and Nation Building in Latin America: Crash Course World History 225
346 views / 0 likes  addedIn which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of democratic, econo

09:22
Heterogenous Equilibrium
206 views / 0 likes  addedIgnoring the solution or the solid state molecules when calculating the equilibrium constant. More free lessons at: http://www.khanacademy.org/video?v=TsXlTWgyItw

03:28
Inequality Word Problems  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
333 views / 0 likes  addedWe'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/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writingnumeric

05:06
The Pizza Theorem
37 views / 0 likes  addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMGet Vsauce's favorite science and math toys delivered to your door!https://www.curiositybox.com/National Pizza Day is Saturday, February 9!*** LINKS ***T

01:47
The T. Rex couldn’t actually sprint like it does in ‘Jurassic Park’
358 views / 0 likes  addedScientists at the University of Manchester have new proof that T. rex wasn't nearly as terrifying as we thought. The animal's tremendous size and weight prevented it from running at top speeds of 45 mph, like is shown in the blockbuster "Jurassic Park." I
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02:57
Can You Solve This Crazy Equation? Ramanujan's Radical Brain Teaser
285 views / 0 likes  addedIn 1911, Srinivasa Ramanujan posed this problem involving an infinite nested radical (a neverending expression that has square roots inside of square roots). Can you figure out how to simplify the equation? The video presents an intuitive solution. Techn

10:21
Proving 1=2 Bob Ross Style
100 views / 0 likes  addedStart learning new skills today at: https://skl.sh/tibees2 Todays episode looks at one 'proof' of 1=2 and points out its flaws. The moral is that you must make sure you are not accidentally dividing by zero in your calculations and also that you should al

08:06
ORIGAMI TUTORIAL  How To Make A Flappy Dragon (with Voice)
617 views / 2 likes  addedHow to make an Origami Flapping Dragon with Tri dang. ► Subscribe Main Channel: http://goo.gl/wAFe3s ◄ ► Subscribe Origami Channel: http://youtube.com/paperartland◄  ✈ COMPLEXITY LEVEL: Difficult ✈ MATERIALS: Origami Paper / Square paper ✈ GET IN T

03:31
Making Glowing Plasma in a Microwave
179 views / 0 likes  addedSUBSCRIBE!: http://bit.ly/1G97GmA SHARE THIS VIDEO: https://youtu.be/pVs8HwpPCpA Science Team! We made the fourth state of matter (nbd) with a microwave and some incense I got a home good store. I will admit, this one freaked me out a bit. The sounds and

10:04
Thermodynamics: Crash Course Physics #23
224 views / 0 likes  addedHave you ever heard of a Perpetual Motion Machine? More to the point, have you ever heard of why Perpetual Motion Machines are impossible? One of the reasons is because of the first law of thermodynamics! In this episode of Crash Course Physics, Shini tal

02:35
Checking Ordered Pair Solutions To Equations Example 1  Algebra I  Khan Academy
278 views / 0 likes  addedChecking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/plugging_in_values?ut

05:01
Are Tardigrades Aliens?  The Dodo
186 views / 1 likes  addedDid this animal actually come from outer space?? Tardigrades are the weirdest, most extreme creatures on the planet. They can survive in volcanoes, Arctic ice, and even the vacuum of space. And if that's not enough, they just might be proof of alien life.
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13:11
Women in the 19th Century: Crash Course US History #16
439 views / 1 likes  addedIn which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a state of flux for

04:32
The Zeroth Power  Arithmetic Operations  6th Grade  Khan Academy
254 views / 0 likes  addedLearn why a number raised to the zero power equals 1. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6tharithmeticoperations/cc6thexponents/e/positive_and_zero_exponents?utm_source=Y

02:37
How To Write Basic Expressions With Variables  6th Grade  Khan Academy
264 views / 0 likes  addedLearn how to write basic algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6thwritingexpressions/e/writingexpressionswithvariabl

01:58
How To Find Equivalent Expressions By Combining Like Terms And Using The Distributive Property
347 views / 0 likes  added"Equivalent algebraic expressions exercise Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6thequivalentexpressions/e/equivalentformsofexpressions1?

03:27
How To Evaluate Expressions In Two Variables With Decimals And Fractions  6th Grade  Khan Academy
386 views / 0 likes  addedLearn how to evaluate expressions that have two different variables in them by using a technique called substitution (or "plugging in"). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6t

03:27
How To Use The Distributive Property To Factor Out The Greatest Common Factor  Khan Academy
250 views / 0 likes  addedLearn how to apply the distributive property to factor numerical expressions (no variables). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6thdistribut

06:29
How To Use The Distributive Property With Variables  6th Grade  Khan Academy
317 views / 0 likes  addedLearn how to apply the distributive property to algebraic expressions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6thdistributiveproperty/e/distrib

11:57
The Wallis Formula For π
185 views / 0 likes  addedStart with the pair of fractions (2/1)(2/3). Now increment each number by 2 to get the pair of fractions (4/3)(4/5). Repeat this to get the next pair, and repeat this infinitely many times. If you then multiply all the fractions, you get a marvelous value

22:41
Calculating the optimal sphere packing density: with oranges
225 views / 0 likes  addedCheck out the corresponding video I made with Steve Mould for his channel. https://youtu.be/O3RsDIWB7s0 Thomas Hales’s proof of the Kepler Conjecture. http://annals.math.princeton.edu/wpcontent/uploads/annalsv162n3p01.pdf The Kepler Conjecture on wiki

30:07
Mind Bending Math: Riddles and Paradoxes
291 views / 1 likes  addedLearn that determining the will of the voters can require a mathematician. Delve into paradoxical outcomes of elections at national, state, and even club levels. Study Kenneth Arrow’s Nobel prizewinning impossibility theorem, and assess the U.S. Electora

04:32
How To Solve Onestep Equations With Fractions And Decimals  6th Grade  Khan Academy
440 views / 0 likes  addedLearn how to solve onestep addition and subtraction equations that have fractions and decimals in them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thequationsandinequalities/cc

04:05
How To Find Mistakes In One Step Equations  6th Grade  Khan Academy
301 views / 0 likes  addedLearn how to spot mistakes in someone else's work as they attempt to solve onestep equations. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thequationsandinequalities/cc6thonest

03:09
How To Write Basic Algebraic Expressions From Word Problems  6th Grade  Khan Academy
314 views / 0 likes  addedLearn how to write basic expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6th

06:37
TUTORIAL De ORIGAMI  Let's Make A Paper Spinnin' Shuriken ( Free For Everyone )
482 views / 1 likes  addedHow to make an Origami Spinning Shuriken. ► Subscribe Main Channel: http://goo.gl/wAFe3s ◄ ► Subscribe Origami Channel: http://youtube.com/paperartland◄  This origami is a modification of the 4 blade shuriken. It is a traditional origami, so you al

07:51
How To Solve Onestep Multiplication And Division Equations With Fractions And Decimals
348 views / 0 likes  added"Learn how to solve equations in one step by multiplying or dividing a number from both sides. These problems involve decimals and fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/

02:06
HOW TO MAKE AN ORIGAMI HAT  Let's Reuse Paper
455 views / 0 likes  addedHow to make an Origami Hat with Tri Dang. Channel of the best paper airplanes, great origami planes, awesome paper planes that fly far. *Subscribe*: http://goo.gl/wAFe3s for more origami and paper planes instructions  This is a traditional origami

09:27
Silicon  The Internet's Favorite Element: Crash Course Chemistry #35
214 views / 0 likes  addedYou can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.

04:42
How To Write Algebraic Expressions From Word Problems  6th Grade  Khan Academy
452 views / 0 likes  addedLearn how to write expressions with variables to describe situations described in word problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/ccsixthgrademath/cc6thexpressionsandvariables/cc6thalge
>> View Proof: S ( Entropy) valid state variable web videos