Physics, 22.05.2020 04:01 jamie316

A 150-kg roller-coaster car climbs to the top of a 91 - m -high hill. How much work is done against gravity as the car is lifted to the top of the hill ?

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A 150-kg roller-coaster car climbs to the top of a 91 - m -high hill. How much work is done against...

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