Physics, 10.01.2020 06:31 bercishicicorbin
You are on a rooftop and you throw one ball straight down and another straight up. the second ball, after rising, falls and also strikes the ground below.
if air resistance can be neglected and if your downward and upward initial speeds are the same, how will the speed of the balls compare upon striking the ground?
1. the speed of the second ball is smaller than that of the first one.
2. the speed of the second ball is larger than that of the first one.
3. they have same speed.
4. more information is needed
Answers: 3
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You are on a rooftop and you throw one ball straight down and another straight up. the second ball,...
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