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| 33 videos is founds. |
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 | | time | views | |
 | Why Do Venomous Animals Live In Warm Climates? | 11:40 | 1,796,991 | 1 more list |
 | Misconceptions About Temperature | 4:00 | 1,013,406 | 1 more list |
 | Why Are Astronauts Weightless? | 3:41 | 267,640 | |
 | Where Does The Sun Get Its Energy? | 6:10 | 627,427 | |
 | Where Do Trees Get Their Mass From? | 4:10 | 609,505 | 1 more list |
 | Are You Lightest In The Morning? | 7:55 | 642,304 | 1 more list |
 | States of Matter | 4:53 | 314,252 | |
 | What Is Water Made Of? | 1:70 | 195,128 | |
 | What Is Chemistry? | 1:32 | 86,013 | |
 | Why Is Ice Slippery? | 2:54 | 267,944 | 1 more list |
 | How Does The Earth Spin? | 4:42 | 465,037 | 1 more list |
 | Why Does The Earth Spin? | 2:52 | 388,932 | 1 more list |
 | Misconceptions About Heat | 5:11 | 183,003 | 1 more list |
 | Shadow Illusion | 3:32 | 555,200 | 2 more lists |
 | Can You Perceive Acceleration? | 3:34 | 241,096 | |
 | When Is A Bungee Jumper's Acceleration Max? | 1:60 | 128,034 | 1 more list |
 | Where Did The Earth Come From? | 3:57 | 229,160 | 1 more list |
 | How Old Is The Earth? | 2:47 | 211,868 | |
 | Radiation vs Radioactive Atoms | 3:10 | 284,338 | 1 more list |
 | How Damaging is Radiation? | 3:59 | 444,086 | 1 more list |
 | What Are Atoms and Isotopes? | 2:58 | 125,835 | 1 more list |
 | Khan Academy and the Effectiveness of Science Videos | 8:40 | 228,670 | |
 | Three Incorrect Laws of Motion | 2:29 | 426,722 | 1 more list |
 | Is There Gravity In Space? | 2:22 | 165,764 | 1 more list |
 | Misconceptions About Falling Objects | 3:23 | 874,066 | 1 more list |
 | Which Hits The Ground First? | 3:30 | 128,241 | 1 more list |
 | Best Film on Newton's Third Law. Ever. | 4:38 | 423,437 | |
 | What Is Gravity? | 2:80 | 115,875 | |
 | Why Does the Moon Orbit Earth? | 1:35 | 89,869 | |
 | What Forces Are Acting On You? | 2:25 | 125,202 | |
 | How Far Away is the Moon? (The Scale of the Universe) | 1:50 | 1,035,016 | 1 more list |
 | What causes the seasons? | 2:49 | 89,364 | |
 | How long does it take for the earth to go around the sun? | 1:13 | 383,561 | |
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