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A baseball (mass = 145 g) is thrown straight upward with kinetic energy 11.60 J. a)...

A baseball (mass = 145 g) is thrown straight upward with kinetic energy 11.60 J.

a) When the ball has risen 8 m, find the work done by gravity. (Take g = 10 m/s2) J

(b) Find the ball's kinetic energy. J

(c) Find the ball's speed. m/s

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