A stone thrown from the top of a building is given an initial velocity of 20.0...

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A stone thrown from the top of a building is given an initial velocity of 20.0...

A stone thrown from the top of a building is given an initial velocity of 20.0 m/s straight upward. The stone is launched 50.0 m above the ground, and the stone just misses the edge of the roof on the way down.

Determine a.) the time needed for the stone to reach the ground

b.) the velocity of the stone at t = 5.00s, with the position being -27.5 m

science physics

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