Physics, 11.07.2019 05:30 bloodry

At the top of a roof 50mhigh, ralph throws a rock upward with a velocity of 25m/s. a. when does the rock comes back to roof level?
b. how high does the rock goes?
c. how fast does the rock travels just before it hits the ground?

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At the top of a roof 50mhigh, ralph throws a rock upward with a velocity of 25m/s. a. when does the...

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At the top of a roof 50mhigh, ralph throws a rock upward with a velocity of 25m/s. a. when does the rock comes back to roof level? b. how high does the rock goes? c. how fast does the rock travels just before it hits the ground?

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At the top of a roof 50mhigh, ralph throws a rock upward with a velocity of 25m/s. a. when does the rock comes back to roof level?
b. how high does the rock goes?
c. how fast does the rock travels just before it hits the ground?