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Uploader Comments (khanacademy)
Top Comments
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"a pure test of testotesrone" - lol!
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Sal Kahn gives me a boner for physics :D
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All Comments (42)
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I am very happy to see the vidoe Projectile motion (part 5) after you give this
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I Love The Video How fast was the ball that you threw upwards It Can Increase My Knowledge
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Steady I Really Like This Video How fast was the ball that you threw upwards
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U just taught me how to be a successful gambler :P
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easier way. distance = (vi^2*cos0sin0)/g
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For some reason i learn physics when it is taught by you, not by my teacher.
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would kahn's class be equivalent to an honors physics class or a college level physics class?
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If you threw the ball at escape velocity (or greater), would this predict that the ball would not return?
TheStigGTR 2 years ago 3
In the absence of air, the ball would not return (otherwise the air would slow it down)
khanacademy 2 years ago 5