Physics, 30.01.2020 17:49 munziruddin204

Achild pushes a toy car down a hill. the child has a mass of 20 kg. the car has a mass of 1.6 kg and a speed of 7.4 m/s2. when the car has a gravitational potential energy of 30 j, what is the mechanical energy of the car?

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Achild pushes a toy car down a hill. the child has a mass of 20 kg. the car has a mass of 1.6 kg and...