Search Results: "Work/Energy problem with Friction"
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10:05
Work/Energy problem with Friction
226 views / 0 likes  addedA conservation of energy problem where all of the energy is not conserved. More free lessons at: http://www.khanacademy.org/video?v=YvacYWgygaA

07:21
Intuition on Static and Kinetic Friction Comparisons
183 views / 0 likes  addedWhy static friction is harder to overcome than kinetic friction More free lessons at: http://www.khanacademy.org/video?v=J9BWNiOSGlc

09:50
Static and Kinetic Friction Example
208 views / 0 likes  addedThinking about the coefficients of static and kinetic friction More free lessons at: http://www.khanacademy.org/video?v=ZA_D4O6l1lo

10:59
Friction: Crash Course Physics #6
347 views / 0 likes  addedThis episode is sponsored by Audible. Try Audible: http://audible.com/crashcourse Why is it hard to move a heavy bookcase across a carpeted floor? And why is it easier to keep it moving than it was to get it started moving? You might think it's all about

00:51
Correction to Force of Friction Keeping the Block Stationary
162 views / 0 likes  addedCorrection to Force of Friction Keeping the Block Stationary More free lessons at: http://www.khanacademy.org/video?v=BukTc4q9BMc

09:10
Force of Friction Keeping Velocity Constant
219 views / 0 likes  addedCalculating the coefficient of kinetic friction (correction made in next video) More free lessons at: http://www.khanacademy.org/video?v=iA7Thhnzc64

08:41
Force of Friction Keeping the Block Stationary
190 views / 0 likes  addedBlock of wood kept stationary by the force of friction (Correction made in next video) More free lessons at: http://www.khanacademy.org/video?v=v8ODIMqbQ44

07:37
Why This Problem is IMPOSSIBLE for Computers to Solve (The Halting Problem)
70 views / 0 likes  addedStart learning today with SkillShare: https://skl.sh/upandatom2 The quantum computer game I talked about: https://phys.cam/game/ Alan Turing proved that the Halting Problem was impossible for Turing machines (computers) to solve. Come find out how. Hi! I'

01:31
Houston's 'We Have a Problem' Problem
166 views / 0 likes  addedThe often misquoted line from Apollo 13 astronauts"Houston, we've had a problem"comes up a lot in everyday life, and that annoys a lot of Houstonians. Photo: NASA Don’t miss a WSJ video, subscribe here: http://bit.ly/14Q81Xy More from the Wall Street

02:08
Subtraction / Subtracting Integers  Word Problem
454 views / 0 likes  addedSubtraction / Subtracting Integers  Word Problem. Here I look at a little word problem dealing with adding and subtracting integers.

19:20
Limiting Reactant Example Problem 1
258 views / 0 likes  addedLimiting Reactant Example Problem 1

05:04
Area of a Triangle  Fun challenging math problem
370 views / 0 likes  addedCan you solve the area of a triangle given points X and Y. This is not a basic problem, but it is a fun and challenging math problem. See if you are smart enough to find the area of a triangle for yourself. My name is Chris and my passion is to teach math

05:03 Popular
Systems Word Problem With No Solution
795 views / 0 likes  addedSystems word problem with no solution

04:35
Surface area word problem example
260 views / 0 likes  addedSurface area word problem example

18:53
Stoichiometry Example Problem 2
212 views / 0 likes  addedStoichiometry Example Problem 2 More free lessons at: http://www.khanacademy.org/video?v=eQf_EAYGok

03:24
Radical Equation Application Problem
220 views / 0 likes  addedu16_l3_t1_we3 Radical Equation Application Problem

07:25
Algebra Word Problem  Factoring
269 views / 0 likes  addedLearn how to solve this algebra word problem by factoring. A garden has an area of 84 square feet and the length is 8 feet longer than the width. You must find the dimensions of the garden using factoring. My name is Chris and my passion is to teach math.

11:06
Word Problem Solving 3
223 views / 0 likes  addedWord problem solving strategies from chapter 3 of ck12.org Algebra I book

05:11
The Mind Body Problem
230 views / 0 likes  addedThe MindBody problem is one of the greatest conundrums of philosophy and of our everyday lives too. FURTHER READING “The socalled MindBody problem is one of the greatest and most quietly painful conundrums in philosophy – and more importantly, in every

12:00
A Problem You'll Never Solve
39 views / 0 likes  addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMCuriosity Box: https://www.curiositybox.comMrBeasts $1,000,000 Dilemma: https://youtu.be/NkYCWqzBc7MNewcombs Paradox has confounded philosophers, mathema

10:05
Word Problem Solving 4
223 views / 0 likes  addedWord Problem Solving 4 More free lessons at: http://www.khanacademy.org/video?v=5EdbPz1ZVn0

07:31
Rate Problem Involving Rational Equations
253 views / 0 likes  addedu15_l2_t1_we3 Rate Problem Involving Rational Equations

04:09
Easy algebra word problem  But can you solve it?
281 views / 0 likes  addedTwo workers can build a house in 4 days. One worker can build the house by himself in 6 days. How long would it take the other worker to build the house by himself? Can you solve this easy algebra word problem? My name is Chris and my passion is to teach

05:09
Subtraction Word Problem
210 views / 0 likes  addedu01_l2_t2_we3 Subtraction Word Problem Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

05:38
Algebra word problem  System of Equations
286 views / 0 likes  addedSolve this fun algebra word problem using a system of equations. If each jar has three cookies, one jar will be empty. If each jar has two cookies, there will be one cookie left over. Use a system of equations to find how many cookies and jars we have. My

05:07
Check your intuition: The birthday problem  David Knuffke
370 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/checkyourintuitionthebirthdayproblemdavidknuffke Imagine a group of people. How big do you think the group would have to be before there’s more than a 50% chance that two people in the group have the same
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09:33
2dimensional momentum problem (part 2)
185 views / 0 likes  addedWe finish the 2dimensional momentum problem More free lessons at: http://www.khanacademy.org/video?v=leudxqivIJI

06:08
2003 AIME II Problem 1
222 views / 0 likes  added2003 AIME II Problem 1 More free lessons at: http://www.khanacademy.org/video?v=JPQ8cfOsYxo

02:58
2003 AIME II Problem 3
205 views / 0 likes  added2003 AIME II Problem 3 More free lessons at: http://www.khanacademy.org/video?v=JU67TL2L1CA

15:14
IIT JEE Trigonometry Problem 1
326 views / 0 likes  added2010 IIT JEE Paper I #29 Trigonometry problem More free lessons at: http://www.khanacademy.org/video?v=X7GT9JKoAbo

14:15
2003 AIME II Problem 4 (part 1)
302 views / 0 likes  added2003 AIME II Problem 4 (part 1) More free lessons at: http://www.khanacademy.org/video?v=gXnHodHNusg

03:35
Another Take on the Rate Problem
220 views / 0 likes  addedu15_l2_t1_we3 Another Take on the Rate Problem More free lessons at: http://www.khanacademy.org/video?v=hAy_bavEVCQ Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

05:24
Math Challenge  Shrinking Pool Problem
394 views / 0 likes  addedThink you can solve this math challenge? Every time a boy jumps into the pool it shrinks by a certain amount. Thy boy jumps into the pool 3 times. You must find the original length of the pool My name is Chris and my passion is to teach math. Learning sho

07:22
Word Problem Solving Exponential Growth and Decay
302 views / 0 likes  addedWord Problem Solving Exponential Growth and Decay More free lessons at: http://www.khanacademy.org/video?v=m5Tf6vgoJtQ

02:27
2003 AIME II Problem 5 Minor Correction
302 views / 0 likes  added2003 AIME II Problem 5 Minor Correction More free lessons at: http://www.khanacademy.org/video?v=yXg5CYuCcU4

03:40
Defining A Problem: Crash Course Kids #18.1
344 views / 0 likes  addedSo, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all be better Engineer

04:08
Basic Rate Problem
187 views / 0 likes  addedU03_L2_T3_we2 : Basic Rate Problem More free lessons at: http://www.khanacademy.org/video?v=7WXijfIZh64 Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

05:22
Application problem with graph
247 views / 0 likes  addedu13_l1_t2_we4 Application problem with graph More free lessons at: http://www.khanacademy.org/video?v=ljROszF_rqs Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

08:16
Three Equation Application Problem
150 views / 0 likes  addedu14_l3_t1_we3 Three Equation Application Problem More free lessons at: http://www.khanacademy.org/video?v=TJaHNxJk54 Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

08:02
Algebraic Word Problem
224 views / 0 likes  addedU02_L1_T3_we1 : Algebraic Word Problem More free lessons at: http://www.khanacademy.org/video?v=cNlwi6lUCEM Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

05:53
Application Problem with Quadratic Formula
171 views / 0 likes  addedu16_l5_t2_we5 Application Problem with Quadratic Formula More free lessons at: http://www.khanacademy.org/video?v=OZtqz_xw0SQ Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

03:39
Multiplying Fractions Word Problem
252 views / 0 likes  addedU02_L2_T1_we4 Multiplying Fractions Word Problem More free lessons at: http://www.khanacademy.org/video?v=YJgIGwTysk0 Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

02:08
Dividing Fractions Word Problem
236 views / 0 likes  addedU02_L2_T3_we5 Dividing Fractions Word Problem More free lessons at: http://www.khanacademy.org/video?v=PQsgXNggV7Q Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

05:19
Graphical Systems Application Problem
283 views / 0 likes  addedu14_l1_t1_we5 Graphical Systems Application Problem More free lessons at: http://www.khanacademy.org/video?v=3mimxluSVBo Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

02:19
Subtracting Decimals Word Problem
198 views / 0 likes  addedU03_L2_T1_we3 Subtracting Decimals Word Problem More free lessons at: http://www.khanacademy.org/video?v=hy_bDS3aHO4 Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

08:22
Applications Problem Factoring Quadratics
221 views / 0 likes  addedu12_l3_t1_we3 Applications Problem Factoring Quadratics More free lessons at: http://www.khanacademy.org/video?v=STcsaKuW24 Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

04:30
Calculus Limits  Easy Problem and Introduction
269 views / 0 likes  addedLearning Calculus limits is a breeze with this problem and introduction. This example is an easy problem. Check out my Calculus limits playlist if you want some harder examples. I also offer live tutoring if you need any extra help. Check out my website i

03:22
Adding Mixed Numbers Word Problem
329 views / 0 likes  addedU02_L3_T1_we5 Adding Mixed Numbers Word Problem More free lessons at: http://www.khanacademy.org/video?v=o0arqcKC7QE Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

04:41
Subtracting Mixed Numbers Word Problem
268 views / 0 likes  addedU02_L3_T2_we4 Subtracting Mixed Numbers Word Problem More free lessons at: http://www.khanacademy.org/video?v=tj9oLZYAAQ Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

09:18
The Centrifuge Problem  Numberphile
110 views / 0 likes  addedMore videos with Dr Holly Krieger: http://bit.ly/HollyKrieger More links & stuff in full description below ↓↓↓ Dr Holly Krieger is based at Murray Edwards College, University of Cambridge. Want some chemistry videos? Brady does those too: https://www.yout

09:50
Can You Solve This 6th Grade Geometry Problem From China?
578 views / 1 likes  addedWhat is the total area of the red spots? The diagram involves a rectangle with dimensions of 10 and 20. Inside the rectangle one of its diagonals is connected. There are two circles of equal size that are tangent to each other and the rectangle. The video
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03:35
Can You Solve the Haunted Hopscotch Problem?  NUMBER CRUSHERS
70 views / 0 likes  addedCan You Solve the Haunted Hopscotch Problem? Grab your chalk and rocks because Number Wunderkid Izzy has challenged you to solve this spooky problem. Will Jon wake up before the Zombie strikes? Will Gary sink into quicksand before his friend can save him?

04:33
My Lovely Problem
248 views / 1 likes  addedThis is just a short update video that talks about the problem I am facing right now with my lovely world. It will be deleted in the future. My let's talk  https://youtu.be/mr0Lo6sPsy8 Report bugs here  https://bugs.mojang.com/secure/Dashboard.jspa Give

08:05
Can You Solve The Hardest Easy Geometry Problem?
386 views / 1 likes  addedIn the figure, what is the value of angle x? This problem is known as Langley's Adventitious Angles. It is also known as the hardest easy geometry problem because it can be solved by elementary methods but it is notoriously difficult to work out. Can you

07:45
The Monty Hall Problem  Christmas Lectures with Ian Stewart
96 views / 0 likes  addedIan Stewart explains the Monty Hall problem and its solution. Subscribe for regular science videos: http://bit.ly/RiSubscRibe The Monty Hall problem became infamous in the 1990s where newspaper columnist and puzzle solver Marilyn vos Savant offered a solu

02:01
Beaker Ball Balance Problem
348 views / 0 likes  addedAcrylic Ball: http://bit.ly/BBBacrylic PingPong Ball: http://bit.ly/BBBpingpong Balanced: http://bit.ly/BBBbalanced This problem has made the rounds on the internet but I felt it deserved a treatment like this. Special thanks to Gary and the Department o
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02:35
London has a toxic air pollution problem. One solution was born in the 1950s  WIRED
229 views / 0 likes  addedLondon is in the midst of an air pollution crisis, but it’s not a new problem. The Great Smog of 1952 caused the deaths of 12,000 people in just four days. Back then, as London choked on chimney fumes, one project had an innovative solution. Subscribe to

02:04
Ratio Word Problem: Boys To Girls  PreAlgebra  Khan Academy
254 views / 0 likes  addedIn 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/prealgebra/ratesandratios/ratios_and_proportions/e/rat

09:07
The SquareSum Problem  Numberphile
126 views / 0 likes  addedMatt Parker discusses a problem involving Square Sums. Go deeper with extra footage: https://youtu.be/7_ph5djCCnM More links & stuff in full description below ↓↓↓ More Matt Parker on Numberphile: http://bit.ly/Matt_Videos Matt's projects and other stuff:

05:57
Can You Solve This 6th Grade Geometry Problem From Singapore? The Area Of A "Claw"
499 views / 1 likes  addedThis problem was given to Primary 6 (age 1112) students in Singapore. What is the area of the shaded region in the video, which consists of the region bounded by 4 quarter circles in a 3x3 grid of squares, and each square has a side length of 4? The shad

05:07
Jessi Has a Problem!
158 views / 0 likes  addedDo you like using your imagination to build things that solve problems? If you do, you're thinking like an engineer! Learn how engineers identify and solve problems, then help Jessi with a big problem of her own!  Love SciShow Kids and want to h

07:40
The Sun Blocker  What's Your Problem?
20 views / 0 likes  addedAJ finds it annoying that he can't reach his own back when applying sunscreen, so Joseph and his team make a machine to do it automatically. What's Your Problem? is a new series in which Joseph and his team solve really annoying problems by making hilario

07:04
The 8 Queen Problem  Numberphile
219 views / 0 likes  addedOur thanks to lynda.com  use our link: http://www.lynda.com/numberphile Dr James Grime discusses a famous chess problem  placing eight queens "safely" on a chess board. Some extra footage from this video will appear on Numberphile2 next Monday... https:

13:58
The Josephus Problem  Numberphile
209 views / 0 likes  addedThe Josephus Problem, featuring Daniel Erman from University of WisconsinMadison. Winning at Dots and Boxes: https://youtu.be/KboGyIilP6k NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Number

16:51
Euclid's Big Problem  Numberphile
386 views / 0 likes  addedTrisecting angles and calculating cube roots was a big problem for Euclid and his cohorts. Discussed by Zsuzsanna Dancso at MSRI. TRISECT WITH ORIGAMI: http://youtu.be/SL2lYcggGpc CIRCLE THE SQUARE: http://youtu.be/CMP9a2J4Bqw NUMBERPHILE Website: http://

13:54
Kakeya's Needle Problem  Numberphile
265 views / 0 likes  addedThe famed Kakeya Needle Problem, discussed by Charles Fefferman from Princeton University. Edit and animation by Pete McPartlan Film and interview by Brady Haran 17gon: https://youtu.be/87uo2TPrsl8 NUMBERPHILE Website: http://www.numberphile.com/ Numberp

03:28
Flower Math Problem  Adults Stumped By Question For Kids In China
369 views / 2 likes  addedThis problem is said to come from a test given to a Chinese kindergarten class (5 year olds). It was posted online and caused a lot of debate as adults were stumped about the correct answer, some saying it is impossible. Can you figure it out? This video

04:30
Adults Are Arguing About This 3rd Grade Math Problem
297 views / 0 likes  added"If Sue runs around the track twice, and John runs around the track four times more than Sue, how many times does John run around the track?" This problem was given to 3rd graders. A parent disagreed with the answer the teacher was marking. After it was p

08:30
The big problem with how we pick juries
70 views / 0 likes  addedA legal loophole makes juries less diverse. Subscribe to our channel! http://goo.gl/0bsAjO Four years after the shooting death of Laquan McDonald, the police officer, Jason Van Dyke, faced his day in court. But in a trial where race became central to the

04:54
The problem in Good Will Hunting  Numberphile
56 views / 0 likes  addedWe now have a Tumblr: Tumblr: http://numberphile.tumblr.com This paper on ebay: http://www.ebay.co.uk/itm/221197137799? More links & stuff in full description below ↓↓↓ Just how hard was the second problem cracked by Will in Good Will H

11:34
That Viral Math Problem (Cheryl's Birthday)  Numberphile
348 views / 0 likes  addedSimon Pampena gives his take on THAT viral math problem from Singapore. EXTRA FOOTAGE for this video: http://youtu.be/MjYngjjpJg Simon on Twitter: https://twitter.com/mathemaniac NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: h

01:09
Clarence  Someone Else's Problem  Cartoon Network
168 views / 0 likes  addedClarence and Sumo dig a tunnel and discover some lifechanging news from the episode, "Sumo Goes West." CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/1jq0JYj About Clarence: With his friends Sumo and Jeff, Clar

04:39
How The Königsberg Bridge Problem Changed Mathematics  Dan Van Der Vieren
209 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/howthekonigsbergbridgeproblemchangedmathematicsdanvandervieren You’d have a hard time finding the medieval city Königsberg on any modern maps, but one particular quirk in its geography has made it one

08:29
The Uncracked Problem With 33  Numberphile
279 views / 0 likes  added33 is the lowest unsolved problem in the world of "summing three cubes". But 30 was also a tough nut to crack! Featuring Tim Browning from the University of Bristol. Taxi Cab Numbers: https://youtu.be/LzjaDKVC4iY Fermat's Last Theorem: https://youtu.be/qi

07:08
Early Train Word Problem  Linear Equations  Algebra I  Khan Academy
290 views / 0 likes  addedFun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solvinglinearequationsandinequalities/Moreequationpractice/v/patternsinsequences1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI

05:54
Ham Sandwich Problem  Numberphile
144 views / 0 likes  addedThis video features Dr Hannah Fry (more links below) ↓↓↓ Check out Brilliant.org: https://brilliant.org/numberphile (20% off premium subscription) That circle cutting problem on Brilliant: https://brilliant.org/NumberphileSandwich Hannah Fry on Twitter: h

02:07
Adventure Time  I'm Just Your Problem  Cartoon Network
261 views / 0 likes  addedMarceline sings about her anger with Princess Bubblegum! CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNAdventureTime About Adventure Time: Unlikely heroes Finn (a silly kid with an awesome hat) & Jake (a bras

03:09
Can You Solve The Marriage Logic Problem? 80% Fail
251 views / 0 likes  addedSurveys have found 80 percent get this logic problem wrong. Alice is looking at Bob, and Bob is looking at Charlie. Alice is married; Charlie is not. Is a married person looking at an unmarried person? Answer choices are A) Yes, B) No, and C) Cannot be de

04:22
Impossible Algebra Problem
514 views / 0 likes  addedThis problem is making the rounds. Can you place numbers in the four boxes so all the equations are true? Blog post (text/image explanation): http://wp.me/p6aMk4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis

09:23
Food waste is the world's dumbest problem
186 views / 1 likes  addedEat your peas! It’s the easiest way to fight climate change. This is the fourth episode of Climate Lab, a sixpart series produced by the University of California in partnership with Vox. Hosted by Emmynominated conservation scientist Dr. M. Sanjayan, th

02:51
The Horse Horseshoe Boots Viral Algebra Problem  The Correct Answer Explained
572 views / 1 likes  addedA lot of people are arguing over the correct answer to this algebra problem involving horses, horseshoes, and boots. A Facebook post with this problem has over 500,000 comments. Can you figure it out? In this video I explain the correct answer. Blog post:

02:01
The Problem With Charlie I We Bare Bears I Cartoon Network
328 views / 1 likes  addedYou know that one annoying friend who just can't get the hint? That's Charlie, and he's Bigfoot. The Bears meet him when Charlie signs up on a homesharing website to spend a weekend with the Bears. Charlie is the worst possible house guest for the Bears

02:57
Viral Facebook Math Problem
386 views / 1 likes  addedThis problem has over 2 million comments on Facebook and is getting coverage in mainstream media and blogs. Can you figure out this Facebook fruit algebra puzzle involving apples, bananas, and coconuts? The video presents what many people consider to be t

06:22
There's a Big Problem With Silicon. What's Next?
26 views / 0 likes  addedSilicon transistors allowed computers to shrink from the size of houses to watches in a short time, but engineers are facing a problem: we've almost hit the limit on how small silicon transistors can get.Hosted by: Olivia GordonSciShow has a spinoff podca

01:33
Hawke's Bay students find soluble solution to the picky problem of fruit stickers 1 NEWS NOW TVN
76 views / 0 likes  addedA group of Hawke's Bay students believe they've found a solution to the picky problem of fruit stickers. Billions of the stickers go into the environment every year, and now four Woodford House students from Havelock North have a new idea, called 'bayuble

12:31
Can You Guess Who's Lying? 3 Logic Riddles to Train Your Problem Solving Skills
109 views / 0 likes  addedGet better at problem solving today with Brilliant! The first 200 people to sign up will get a 20% discount: https://brilliant.org/upandatom Hi! I'm Jade. Subscribe to Up and Atom for new physics, math and computer science videos every two weeks! *SUBSCRI

02:49
Percent Word Problem Example 2  Decimals  PreAlgebra  Khan Academy
266 views / 0 likes  addedIt'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

05:01
Can you spot the problem with these headlines? (Level 1)  Jeff Leek & Lucy McGowan
8 views / 0 likes  addedPuzzle through a set of hypothetical health studies and headlines and see if you can spot whats misleading about the headline.In medicine, theres often a disconnect between news headlines and the scientific research they cover. While headlines are desig

03:48
Can You Solve This Harvard Admissions Question? Algebra Problem, 1869
320 views / 0 likes  addedThe Harvard admissions exam in 1869 included this algebra problem: "A man bought a watch, a chain, and a locket for $216. The watch and locket together cost three times as much as the chain, and the chain and locket together cost half as much as the watch

03:21
Rational Number Word Problem With Fractions  PreAlgebra  Khan Academy
289 views / 0 likes  addedWord problems force us to put concepts to work using realworld 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

05:39
Can You Solve A 5th Grade Problem From China? Find The Area Of ABCD
284 views / 0 likes  addedThanks to Eric from Miami for suggesting this problem and sending a solution! The diagram shows a quadrilateral ABCD with the values for some angles and the length of AB. Can you figure out the area of ABCD? Subscribe: https://www.youtube.com/user/MindYou

03:16
Can You Solve This 8th Grade Geometry Problem? 75% Got The Wrong Answer
262 views / 0 likes  addedWhat is angle A in the starshaped figure? This problem appeared on the 1999 AMC 8 test (intended for 8th grade students in the US). Approximately 75% of testtakers did not mark the correct response. Can you figure it out? Watch the video for a solution.

03:40
Multistep Word Problem With Decimals And Subtraction  PreAlgebra  Khan Academy
325 views / 0 likes  addedFirst 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/prealgebra/applyingmathreasoningtopi

04:13
Can You Solve This Grade 12 Geometry Problem From Australia? The Marshmallow Chocolate Puzzle
271 views / 0 likes  addedA marshmallow has the shape of a cylinder with diameter 5 and height 3. A dessert is made with 24 marshmallows: there are two stacked layers of marshmallows, and each layer has 3 rows of 4 marshmallows. The gaps between the marshmallows are filled with ch

03:19
The Problem With Pandas
411 views / 5 likes  addedWhat's black and white, big and fuzzy, and likes to eat bamboo all day? A panda! Join us to learn all about this rare bears and the challenges they face as their habitat disappears. This video uses "NACTA6.wav" by Freesound user xserra: http://freesound.

08:26
The Two Generals Problem
88 views / 0 likes  addedTime to tell a story about idempotency, computer science, and the Night of the Multiple Orders. Sponsored by Dashlane try 30 days for free at: https://www.dashlane.com/tomscottMORE BASICS: https://www.youtube.com/playlist?list=PL96C35uN7xGLLeET0dOWaKHkAlP

13:35
Stoichiometry Example Problem 1
236 views / 0 likes  addedFiguring grams of reactants and product produced from reaction of phosphorous and chlorine More free lessons at: http://www.khanacademy.org/video?v=jFv6k2OV7IU

03:18
The Problem With Concrete
71 views / 0 likes  addedThis video is in partnership with Bill and Melinda Gates. You can check out the Gates Annual Letter here: https://bgat.es/2GxIwba Concrete is responsible for 8% of humanity’s carbon emissions because making its key ingredient  cement  chemically releas

09:28
The Martingale Problem
36 views / 0 likes  addedWatch my newest video, "The Game You Win By Losing (Parrondo's Paradox)": https://youtu.be/PpvboBJEozMCheck out and purchase Vector by Anki: https://go.anki.com/2Q55UOSThanks to Anki for sponsoring this video and supporting Vsauce2.*** LINKS ***The Diffic

14:28
Sampling Distribution Example Problem
209 views / 0 likes  addedFiguring out the probability of running out of water on a camping trip More free lessons at: http://www.khanacademy.org/video?v=0ZstEh_8bYc

10:36
2dimensional momentum problem
180 views / 0 likes  addedAn example of conservation of momentum in two dimensions. More free lessons at: http://www.khanacademy.org/video?v=CFygKiTB4A

09:09
The Illumination Problem  Numberphile
223 views / 0 likes  addedFeaturing Professor Howard Masur from the University of Chicago. Filmed at the Mathematical Sciences Research Institute (MSRI). Part 2 of this interview: https://youtu.be/AGX0cLbHaog Patreon: http://www.patreon.com/numberphile Numberphile is supported by

11:22
The Problem with 7825  Numberphile
96 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

11:09
The Nuclear Waste Problem
124 views / 0 likes  addedGet smart with Brilliant for 20% off by being one of the first 500 people to sign up at http://brilliant.org/wendover Subscribe to Half as Interesting (The other channel from Wendover Productions): https://www.youtube.com/halfasinteresting Check out my po

09:56
Challenging Perimeter Problem
245 views / 0 likes  addedPerimeter of rectangle covered by 9 nonoverlapping squares. From 200) American Invitational Math Exam More free lessons at: http://www.khanacademy.org/video?v=1uWZNW5PFs

13:17
Birthday Probability Problem
412 views / 0 likes  addedThe probability that at least 2 people in a room of 30 share the same birthday. More free lessons at: http://www.khanacademy.org/video?v=9G0w61pZPig

11:54
Russia's Geography Problem
196 views / 0 likes  addedGet 15 free days of knowing your data is safe by using this link with Backblaze: http://backblaze.com/wendover “What if Russia Never Existed” by AlternateHistoryHub: https://youtu.be/gU6UBXOHhDw “What if the Soviet Union Reunited” by RealLifeLore: https:/

12:43
India's Geography Problem
183 views / 0 likes  addedBuild your website for 10% off by going to http://squarespace.com/wendover Subscribe to Half as Interesting (The other channel from Wendover Productions): https://www.youtube.com/halfasinteresting Check out my podcast with Brian from Real Engineering: htt

06:41
Another mass composition problem
180 views / 0 likes  addedAnother exercise converting a mass composition to an empirical formula. More free lessons at: http://www.khanacademy.org/video?v=sXOIIEZh6qg

11:23
Chilling Water Problem
320 views / 0 likes  addedHow much ice at 10 degrees C is necessary to get 500g of water down to 0 degrees C? More free lessons at: http://www.khanacademy.org/video?v=lsXcKgjg8Hs

10:50
China's Geography Problem
270 views / 0 likes  addedAnimation by Josh Sherrington (https://www.youtube.com/heliosphere) Sound by Graham Haerther (http://www.Haerther.net) Thumbnail by Joe Cieplinski (http://joecieplinski.com/) This video was partially inspired by a chapter in Tim Marshall's "Prisoners of G

04:04
The Big Problem With The Drugs You Take
71 views / 0 likes  addedWho makes sure the drugs you take are safe, and can you trust them? TAKE THIS SURVEY! (sponsored link): http://bit.ly/LifeNoggin Subscribe: https://bit.ly/SubLifeNoggin  Get your exclusive Life Noggin merch: http://keeponthinking.co Support Life Noggin o

05:15
The Small Problem With Shrinking Ourselves
368 views / 0 likes  addedIt’s okay to be… small? Tweet this video ⇒ http://bit.ly/OKTBSshrunk Share on FB ⇒ http://bit.ly/OKTBSshrunkFB ↓ More info and sources below ↓ Want more shrunken YouTubers? Check out this video on Vsauce3 about the science of AntMan! https://www.youtube.
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12:08
2003 AIME II Problem 8
172 views / 0 likes  addedSequence from the product of 2 arithmetic sequences More free lessons at: http://www.khanacademy.org/video?v=ZFN63oTeYzc

09:56
2003 AIME II Problem 9
179 views / 0 likes  addedSum of polynomial evaluated at roots of another polynomial More free lessons at: http://www.khanacademy.org/video?v=ZSESJ8TeGSI

06:34
The Reverse Spinning Basketball Problem
22 views / 0 likes  addedGet the Blackview phone here: http://bit.ly/2KlZ3leIn this video I show you how it is possible for a basketball to reverse spin when it hits the ground. I talk about the physics of why a bouncy ball can reverse spin sometimes when it bounces on the ground

01:37
Nature's Superheroes: The Pollution Problem
146 views / 0 likes  addedIncreasing carbon dioxide in the atmosphere is causing the oceans to heat up. This is bad news for coral reefs and the animals that depend on them, such as animals with shells. Join Madeline, Charlie, and Ezra to learn about how pollution affects our envi

12:20
Problem Solving Word Problems 2
227 views / 0 likes  addedMore free lessons at: http://www.khanacademy.org/video?v=s1QN7sSfBM8

05:23
Basic Trigonometry  Word Problem #2
237 views / 0 likes  addedLearn basic trigonometry with this easy to follow example. I also provided the links for other basic trigonometry videos as well. Basic trigonometry quiz: https://www.youtube.com/watch?v=IGV1XufPd6E Basic Trigonometry Practice Question #1: https://www.you

04:16
The Big Problem With The North Pole
52 views / 0 likes  addedThere's something not quite right with the North Pole.... Santa Claus Voiced by Sam Bashor https://www.youtube.com/channel/UCnhFudM67ycGVx8P9Ss37A Watch more: Why Do You Get Sick When It's Cold?  Dear Blocko #9 ►►https://www.youtube.com/watch?v=1mt5nvW

04:21
Basic Trigonometry  Word Problem
245 views / 0 likes  addedLearn basic trigonometry with this easy to follow example. I also provided the links for other basic trigonometry videos as well. Basic trigonometry quiz: https://www.youtube.com/watch?v=IGV1XufPd6E Basic Trigonometry Practice Question #1: https://www.you

05:12
The Black Hole Death Problem
320 views / 0 likes  addedThis episode is brought to you by Squarespace: http://www.squarespace.com/physicsgirl Black holes are not as black as we once thought. They are theorized to die a slow death by evaporation, emitting energy known as Hawking radiation. But the mechanism fo

07:52
Proof That Computers Can't Do Everything (The Halting Problem)
170 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

13:00
The Moving Sofa Problem  Numberphile
226 views / 0 likes  addedFeaturing Dan Romik from UC Davis. More footage from this interview soon on Numberphile2. Dan's comprehensive page on this topic: http://bit.ly/movingsofa Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRIN

06:01
The Big Problem With Interstellar Travel
136 views / 0 likes  addedStart learning intuitively with Brilliant for 20% off by being of the first 200 people to sign up at http://brilliant.org/RealLifeLore/ Get RealLifeLore Tshirts here: http://standard.tv/reallifelore Please Subscribe: http://bit.ly/2dB7VTO Animations cour

03:44
The Train Bird Problem: What's Your Approach?
250 views / 0 likes  addedThe Rest Of Us on Patreon: https://www.patreon.com/TheRestOfUs The Rest Of Us on Twitter: http://twitter.com/TROUchannel The Rest Of Us TShirts and More: http://teespring.com/TheRestOfUsClothing

08:14
2003 AIME II Problem 5
288 views / 0 likes  addedVolume of a wedge cut from a cylindrical log More free lessons at: http://www.khanacademy.org/video?v=EzE53aPGbrQ

04:03
The Problem Solving Process with Zipline
26 views / 0 likes  addedStart learning at http://code.org/ Stay in touch with us! on Twitter https://twitter.com/codeorg on Facebook https://www.facebook.com/Code.org on Instagram https://instagram.com/codeorg on Tumblr https://blog.code.org on LinkedIn https://www.linkedin.com/

17:42
2003 AIME II Problem 6
298 views / 0 likes  addedFinding area of a skewed star More free lessons at: http://www.khanacademy.org/video?v=l9j26EOvTYc

03:16
KIDZ BOP Kids  Problem (KIDZ BOP 27)
397 views / 2 likes  addedKIDZ BOP Kids  "Problem" from the all new album, KIDZ BOP 27! iTunes: http://bit.ly/kb27itunesyt Amazon Music: http://bit.ly/kb27amazonyt Spotify: http://bit.ly/kbspotify Walmart: http://bit.ly/kb27walmartfb Google Play: http://bit.ly/fbookgplay

01:58
Extended: Beaker Ball Balance Problem
264 views / 0 likes  addedWatch this first! https://www.youtube.com/watch?v=QD3hbVG1yxM Follow on Twitter: https://twitter.com/veritasium Follow on Facebook: https://www.facebook.com/veritasium Special thanks to the Department of Earth, Planetary and Space Sciences, especially Gar

09:36
2003 AIME II Problem 12
214 views / 0 likes  addedMinimum members in a committee More free lessons at: http://www.khanacademy.org/video?v=KD46pC_KFWk

14:20
Matrices to solve a vector combination problem
236 views / 0 likes  addedUsing matrices to figure out if some combination of 2 vectors can create a 3rd vector More free lessons at: http://www.khanacademy.org/video?v=gsNgdVdAT1o

02:28
Explained: Beaker Ball Balance Problem
245 views / 0 likes  addedThis is the solution to: http://youtu.be/QD3hbVG1yxM Watch this first!

16:13
2003 AIME II Problem 13
285 views / 0 likes  addedProbability of moving to a vertex More free lessons at: http://www.khanacademy.org/video?v=vKMNRcctwL4

13:25
2003 AIME II Problem 10
170 views / 0 likes  addedperfect squares integers square root More free lessons at: http://www.khanacademy.org/video?v=Hh3iY4tdkGI

21:38
Kings Quest  Chapter 1  A Wheel Problem (2)
243 views / 0 likes  addedPart 3  https://youtu.be/PKVNDsWL8rw Welcome to my lets play on Kings Quest: A Knight To Remember. In this series I will be playing through the entire first chapter with commentary. Enjoy. Find out more about the game  http://www.sierra.com/kingsquest T

18:18
2003 AIME II Problem 14
293 views / 0 likes  addedTrigonometry and geometry to find the area of an equilateral (but not regular) hexagon More free lessons at: http://www.khanacademy.org/video?v=EcBKdC8vOo

05:44
The Sonic Boom Problem  Katerina Kaouri
291 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/whatcausessonicboomskaterinakaouri Objects that fly faster than the speed of sound (like really fast planes) create a shock wave accompanied by a thunderlike noise: the sonic boom. These epic sounds can ca

02:27
Steven Universe  What’s Your Problem  Cartoon Network
254 views / 0 likes  addedWhere did Ruby go, and will she ever come back? CN GAMES: http://cartn.co/ytgames SUBSCRIBE: http://cartn.co/subscribe WATCH MORE: http://cartn.co/moresu About Steven Universe: Introducing the Crystal Gems! Garnet, Amethyst, Pearl… and Steven. Steven migh

04:09
The $18 Million Problem Hiding Underground
37 views / 0 likes  addedThis is one challenge that's costing cities millions of dollars each year.Go to http://expressvpn.com/lifenoggin to take back your Internet privacy TODAY and find out how you can get 3 months free. Subscribe: https://bit.ly/SubLifeNoggin  Get your exclus

02:30
Got A Pest Problem? Call The Quack Squad
272 views / 0 likes  addedThey’re short, they waddle, and they’re coming to eat the snails. Meet the quack squad, nature’s very own pest control. Every morning, duck farmer Denzel Metthys releases over 1,000 Indian Runner ducks on the Vergenoegd Winery in South Africa. Trained to
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10:04
The Problem Of Evil: Crash Course Philosophy #13
268 views / 0 likes  addedAfter weeks of exploring the existence of nature of god, today Hank explores one of the biggest problems in theism, and possibly the biggest philosophical question humanity faces: why is there evil?  Images and video via VideoBlocks or Wikimedia Commons

11:58
Is Sucking the Opposite of Blowing? The Reverse Sprinkler Problem
75 views / 0 likes  addedGet your Action Lab Box Now! https://www.theactionlab.com/ Follow me on Twitter: https://twitter.com/theactionlabman Facebook: https://www.facebook.com/theactionlabrat In this video I test if sucking is the opposite of blowing. I tell you about the very d

04:08
Can PlasticEating Worms Solve Our Trash Problem?
531 views / 1 likes  addedPlastics are everywhere, and we can’t seem to get rid of them. Could a worm be the solution we need? Does Recycling Actually Help? ►►►► http://dne.ws/16zXnMX DNews Live Tickets Here ►►►► http://dne.ws/1Fa2OCh Read More: Why Doesn't Plastic Biodegrade? htt
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16:36
2003 AIME II Problem 11.avi
297 views / 0 likes  addedA little trigonometry to figure out the area of a triangle More free lessons at: http://www.khanacademy.org/video?v=smtrrefmC40

05:30
Lead Poisoning Is Still a Huge Problem, But There Could Be a Quick Fix
32 views / 0 likes  addedAs seen in the Flint Water Crisis, lead poisoning through corroded pipes can lead to cancer, reduced IQ, and even death. Researchers at UC Berkeley found a way to use electricity to solve this issue. But how does it work? The Newest Form of Water is Hot a

11:54
2003 AIME II Problem 15 (part 1)
231 views / 0 likes  addedFinding 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)
195 views / 0 likes  addedFinding 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)
293 views / 0 likes  addedFinding 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

01:34
Geneedited pigs could solve America's transplant problem
196 views / 0 likes  addedThe latest advance in Crispr technology is a new kind of virusfree geneedited pig. Scientists are hot on the hunt to figure out a way to transplant pig organs into humans. But a growing concern is retroviruses in pig cells that could infect humans. Read

05:51
Postcards from backstage: Rob and the AntiMontyHall Problem
147 views / 0 likes  addedKatie’s postcard is here: https://youtu.be/dFvzUNMU1Lo Hugh’s postcard over here: https://youtu.be/b23i3NhFLDc More about Maths Inspiration shows for sixth formers: http://www.mathsinspiration.com/ We have 2017 shows in Manchester, Winchester, London, Bir

02:17
Racoon Demonstrates Problem Solving Skills  Earth Unplugged
89 views / 1 likes  addedRacoons are as clever as monkeys... so what puzzles can Rascal tha racoon solve to get to a tasty trear? Subscribe to Earth Unplugged for more amazing animal videos  http://bit.ly/SubscribeToEarthUnplugged Animal Slow Motion: http://bit.ly/EarthUnplugged

22:18
Minecraft Xbox  The Lost Sword  Problem Solving {11}
480 views / 0 likes  addedPart 12  https://youtu.be/s1v04a5Hem0 Welcome to a new adventure map. In this series I will be playing through the entire map with Ballistic Squid. Enjoy. Map builder  https://www.youtube.com/channel/UC30RRHqxlSh_wbZJz1QYog Map download  coming soon.

03:38 Popular
[Official Video] Problem  Pentatonix (Ariana Grande Cover)
2,174 views / 17 likes  added2015 TOUR DATES (CITIES&VENUES LISTED BELOW)  http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt  BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt  BUY PTX VOL I h
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03:51
Can You Solve This MIT Admissions Question? Geometry Problem, 1869
307 views / 0 likes  addedThe Massachusetts Institute of Technology (MIT) is one of the top ranked universities in the world. This question appeared on its admissions exam nearly 150 years ago. "The perpendicular dropped from the vertex of the right angle upon the hypotenuse divid

04:09
Are crows the ultimate problem solvers?  Inside the Animal Mind  BBC
198 views / 0 likes  addedWe all know that crows are smarter than the average bird, but will 007 be able to solve the complex puzzle and retrieve his reward? Subscribe to BBC Earth: http://bit.ly/BBCEarthSubBBC Earth YouTube Channel: http://www.youtube.com/BBCEarth BBC Earth Faceb

02:27
Inequality Word Problem: One Variable  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
257 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

04:21
Slipping, Sliding Science!
179 views / 0 likes  addedWhat’s better than slipping and sliding in your backyard on a hot summer day? It’s so much fun! But, how does this fun happen? It has a little something to do with friction!  Like SciShow? Want to help support us, and also get things to put on y

08:18
SAT Prep: Test 1 Section 6 Part 6
218 views / 0 likes  addedA little more on problem 17 and problem 18 on page 412.

04:55
How Ghost Particles Are Slowing Down Stars
216 views / 0 likes  addedThere's no such thing as empty space in outer space. What are virtual particles and how do they create friction in the vacuum of space? How Long Could You Survive In Outer Space  http://bit.ly/2c2WSyH Sign Up For The Seeker Newsletter Here  http://bit.l

03:28
Potential Kinetic Energy Investigation /// Homemade Science with Bruce Yeany
313 views / 1 likes  addedThis is simple student activity to investigate the change of potential energy into kinetic energy. After a ball rolls down a ramp it gets caught by a simple catch cup and pushes for distance, eventually losing it's energy due to friction. The more energy

04:33
The Science of Vortex Rings
157 views / 1 likes  addedHow are smoke rings formed? Natasha heads to the prep room to test out air cannons. Subscribe for regular science videos: http://bit.ly/RiSubscRibe A toroidal vortex ring is formed when a fast moving fluid moves through a relatively still other or differe

03:59
Solution To The Impossible Bet
362 views / 1 likes  addedThis problem is called the "100 Prisoners Problem", more info on the math here: http://en.m.wikipedia.org/wiki/100_prisoners_problem Thanks to http://www.ifixit.com for supporting us on Subbable! and to Subbable supporter @vicnice137 And thanks to my frie

03:02
v8 working paper engine model
248 views / 0 likes  addedThis model is almost completely made of paper (except some scotch tape on valves to eliminate friction) and runs on compressed air. LxWxH: 32 x 24 x 27 mm Shafts diameter: 1 mm Piston stroke: 6 mm Cylinder diameter: 5.5 mm "Swept volume": ~ 1058 mm3 Effec

01:09
Make Duct Tape Glow!
562 views / 1 likes  addedAdd me on Facebook (hit the LIKE button on facebook to add me) https://www.facebook.com/pages/Brusspup/158773774166995 This is such a simple yet cool trick to do with duct tape. Just take a piece of duct tape and fold it over on itself (sticky sides facin
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04:47
Angle of repose…Physics of toys // Homemade Science with Bruce Yeany
222 views / 0 likes  addedThe angle of repose or critical angle of repose is how steep various types of materials can be piled without slumping. The steepness of the side of a pile is determined by the amount of friction between the particles of matter. This can vary according to

03:01
How Does PTFE Make Things Slippery?
327 views / 0 likes  addedPolytetrafluoroethylene, also known as PTFE, is the nonstick coating used on pans. This demonstration shows how PTFE can help reduce friction. #ImpossibleEngineering Wednesdays 9/8 on Science http://www.sciencechannel.com/tvshows/impossibleengineering/

02:11
A Yoyo Can Spin As Fast As A Formula 1 Engine
344 views / 1 likes  addedTen steel balls roll between the inner and outer rings within a yoyoâ€™s shell. They work together to reduce friction, allowing the yoyo to keep spinning at the bottom of the string for over 10 minutes. MACHINES: HOW THEY WORK Thursdays 10/9c on Science h

03:25
Kinetic Energy Can Recharge A Car’s Battery, Here’s How (360 Video)
239 views / 0 likes  addedWe went to San Francisco’s Potrero Hill to talk about regenerative braking! Learn all about this energy saving technique in VR! Made in partnership with Toyota: http://www.toyota.com/priusprime/ Sign Up For The Seeker Newsletter Here  http://bit.ly/1UO1P

01:30
LeftFacing Fish
313 views / 0 likes  addedDeane and Rob present a matchstick problem concerning leftfacing and rightfacing fish. See if you can solve the problem before the answer is given. SUBSCRIBE NOW http://www.youtube.com/subscription_center?add_user=CuriosityShow CONNECT WITH CURIOSITY Fa

13:07
Singapore Math: Grade 3a Unit 2 (part 2)
192 views / 0 likes  addedWord problem with cookies

04:56
Would you sacrifice one person to save five?  Eleanor Nelsen
236 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/wouldyousacrificeonepersontosavefiveeleanornelsen Imagine you’re watching a runaway trolley barreling down the tracks, straight towards five workers. You happen to be standing next to a switch that will

03:51
A Light Bulb Mystery Electric Resistance // Homemade Science with Bruce Yeany
287 views / 1 likes  addedA 110 volt light bulb and a 1.5 volt mini light bulb are wired in series to a nine volt battery. What will happen when the electricity flows? This is a nice simple demonstration of how temperature can affect the resistance in a conductor. The result is ca

01:09
Fidget spinner spinning in space!
363 views / 0 likes  addedA fidget spinner in space! How long does it spin? I'm not sure, but it’s a great way to experiment with Newton’s laws of motion! Allowing the fidget spinner to float reduces the bearing friction by permitting the rate of the central ring and o
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09:35
SAT Prep: Test 5 Section 3 Part 3
274 views / 0 likes  addedMore on problem 8 on page 654 and 911.

09:06
2 dimensional projectile motion part 4
162 views / 0 likes  addedAnother example of a 2dimensional projectile motion problem

04:07
2dimensional projectile motion part 5
203 views / 1 likes  addedThe second part of the last projectile motion problem

05:30
Let's Fly!: Crash Course Kids 26.2
406 views / 0 likes  addedSelecting which solution is the best solution to a problem may seem difficult at first. But if you are patient and think about what you need an effective solution to be, you can do it. In this episode of Crash Course Kids, Sabrina shows us how to do just
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06:13
Building and Testing a Lego Press
29 views / 0 likes  addedA short version of the previous long development video + new tests at the end.The target is to generate the maximum possible pressing force with Lego. The progress is measured using a disassembled person scale (max 180 kg).Enjoy!The long unedited version:

05:47
Why Is The Universe Flat?
224 views / 0 likes  addedCosmic inflation is a theory that was proposed in the 1980s by cosmologist Alan Guth to answer some of the most fundamental questions of the origins of our universe. It also solved the Horizon Problem and the Flatness Problem. Subscribe  http://www.youtu

04:02
SAT Prep: Test 7 Section 5 Part 5
299 views / 0 likes  addedThe rest of problem 20 on page 796

04:03
Blueberries For Friends
243 views / 0 likes  addedGrouping math problem. Addition and subtraction.

01:45
SAT Prep: Test 3 Section 4 Part 5
275 views / 0 likes  addedThe leftover of problem 18 on page 535

01:34
Why Don't Roller Coasters Fly Off the Tracks?
330 views / 0 likes  addedImpossible Engineering  Thursdays at 9/8c Upstop wheels apply friction under the tracks to prevent roller coasters from derailing during zeroG drops and turns. Full Episodes Streaming FREE on Science Channel GO: https://www.sciencechannelgo.com/impossib
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10:11
Centripetal Acceleration (part 2)
185 views / 0 likes  addedMore intuition on centripetal acceleration. A simple orbit problem.

01:25
SAT Prep: Test 2 Section 6 Part 4
261 views / 0 likes  addedA redo of problem 14 on page 475 because I can't do arithmetic

01:23
Inseparable Books  Sick Science! #199
271 views / 0 likes  addedSee the full experiment here: http://www.stevespanglerscience.com/lab/experiments/inseparablebooks Notebooks are a necessity in every science setting. Graphs, observations, procedures... all of science falls by the wayside without a way of recording the

04:04
Hakuna Matata  The Lion King 1994
402 views / 1 likes  addedLyrics: Hakuna Matata, what a wonderful phrase Hakuna Matata, ain't no passing craze It means no worries for the rest of your days It's our problem free philosophy, Hakuna Matata Why, when he was a young warthog When I was a young warthog Very nice, thank

04:32
Math Word problems  Solving triangles
287 views / 0 likes  addedBecome an expert in solving math word problems! In this problem you will learn how to use triangles to solve the height of a building. A man steps back 50 feet which the angle to the top of the building change 15 degrees. Using this information find the h

01:56
Flying Robots Can Conserve Energy By Perching
233 views / 0 likes  addedPerching saves energy but sticking the landing has been a tough engineering problem.

05:47
Why is the universe flat?
190 views / 0 likes  addedCosmic inflation is a theory that was proposed in the 1980s by cosmologist Alan Guth to answer some of the most fundamental questions of the origins of our universe. It also solved the Horizon Problem and the Flatness Problem. Help us translate our videos

02:55
Lego Motor Lifts 100kg
130 views / 0 likes  addedLego PF Medium Motor with gears and pulleys lifts a hefty 102.2 kg. Gear ratio 15:1 and tackle velocity ratio 8:1. Only lego parts were used, except for the string. Enjoy! :) Development videos: Part 1 pulleys: https://www.youtube.com/watch?v=KUjVby8HbQ
>> View WorkEnergy problem Friction web videos