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There are two situations, both involving a ball rolling down a ramp with no friction between the ball and the ramp. In situation A there is no friction between the ramp and the floor. In situation...

Jimmy is sitting in a box on wheels at the top of a hill. If Jimmy and the box both have a mass of 246 kg and the the hill at location A is 97m high. When Jimmy gets to the bottom of the first...

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