February 27, 2017

Homework Help: physics

Posted by Anonymous on Monday, December 12, 2011 at 12:39am.

Hakeem throws a 11.0 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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