Find the speed of the rock just before it strikes the ground

Reference no: EM13663286

A rock is thrown vertically upward with a speed of12.0 m/s from the roof of a building that is 50.0 m above the ground. Suppose free fall.

Find in how many seconds after being thrown does the rock strike the ground?

Find the speed of the rock just before it strikes the ground?

Reference no: EM13663286

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