You are rolling a ball in a veiled by kicking it. You get tired and stop kicking the ball. What happens to the potential energy of the ball.
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Ответ:
v=0 m/s, u=? , a = 9.8 m/s² and s = 0.8 m
u²=2×9.8×0.8=15.68
u=3.959 ≈ 3.96 m/s