A 0.50-kg ball falls past a window that is 1.50 m in vertical length. (a) How much
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A 0.50-kg ball falls past a window that is 1.50 m in vertical length.
(a) How much did the KE of the ball increase as it fell past the window?
(b) If its speed was 3.0 m/s at the top of the window, what was its speed at the bottom?
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