rawrstep3138 rawrstep3138

08-12-2017
Physics

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Hakeem throws a 11.5 g ball straight down from a height of 2.0 m. the ball strikes the floor at a speed of 7.8 m/s. what was the initial speed of the ball? assume that air resistance is negligible.

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cyrusjamesaozqvjz cyrusjamesaozqvjz

10-12-2017

11.4 m/s G + H - m/s X 2

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