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A 1.5 kg ball is thrown vertically upward with an initial speed of  15 m/s. If the...

  1. A 1.5 kg ball is thrown vertically upward with an initial speed of  15 m/s. If the initial potential energy is taken as zero, find the ball’s kinetic, potential, and mechanical energies (a) at its initial position, (b) at 5 m above the initial position, and (c) at its maximum height. pls answer all of them
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