Physics, 10.12.2021 05:40 jakubparuzel3431
A 1-kg ball rolls down a 1-m-high hill and reaches a speed of 20 m/s
at the bottom. Was the ball pushed? Explain your answer using
calculations of potential and kinetic energy.
Answers: 3
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A 1-kg ball rolls down a 1-m-high hill and reaches a speed of 20 m/s
at the bottom. Was the ball p...
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