stehayne stehayne

15-11-2017
Physics

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A ball is thrown vertically upward. What is its acceleration right before it hits the earth?

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lilmaj10 lilmaj10

15-11-2017

The entire time the ball is in the air, its acceleration is 9.8 m/s2 down provided this occurs on the surface of the Earth. Note that the acceleration can be either 9.8 m/s2 or -9.8 m/s2.
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Аноним Аноним

15-11-2017

It increases. Because it hasn't hit the ground yet.

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