Misconceptions About Falling Objects

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Uploaded by on Mar 3, 2011

If you drop a heavy object and a light object simultaneously, which one will reach the ground first? A lot of people will say the heavy object, but what about those who know both will land at the same time? What do they think? Some believe both objects have the same gravitational pull on them and/or both fall to the ground with the same constant speed. Neither of these things is true, however. The force is greater on the heavy object and both objects accelerate at the same rate as they approach the earth, i.e. they both speed up but at the same rate.

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  • The orange ball is bigger so it starts closer to the ground so it gets there first.

    :)

  • that blonde girl was SO overconfident and thus annoying *argh* I KNOW THIS SHIT THE PULL IS THE SAME!

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  • Its funny cause weight is mass and gravitational pull together

  • "in real life... and in physics" *facepalm*

  • Everything accelerates at the same rate until it reaches terminal velocity. So the balls will both accelerate at the same speed until they reach terminal velocity. That's when one ball will continue descending at one speed and the other ball will continue accelerating.

  • @stickrpg23 I think that's technically true, the balls are both pretty heavy to resistance through the air is negligible but if we were comparing a feather and a basket ball the vacuum is a must.

  • mass times acceleration

  • @Markus9705 Yes, that's what I thought when I said that I think I got it, but what is the force of the gravity? 9,8m/s^2? I don't really remember what was the 9,8 m/s^2, can you remind me that? xD

  • @galesx95 The "resistance" is caused by the inertia the mass has, and it means that it need more force to "pull" them down at the same rate.

  • This is common sense. If people didn't have misconceptions on learning, they would figure this out.

  • the tall blond girl is just.. ughh... "Emm I learned that in physics..."

  • @keco185

    THANK YOU!

    I always explain to people that they will only fall at the same rate if they're in a vacuum.

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