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Physics, 13.08.2020 17:01 electrofy456
A rollercoaster is not moving and has 50,000 J of GPE at the top of a hill. How much kinetic energy will it have halfway down the hill, assuming there is no friction
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A rollercoaster is not moving and has 50,000 J of GPE at the top of a hill. How much kinetic energy...
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