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Physics, 25.07.2020 21:01 uchechukwueigwe
Jack stands at rest on a skateboard. The mass of Jack and the skateboard together is 75 kg. Ryan throws a 3.0 kg ball horizontally to the right at 4.0 m/s to Jack, who catches it. What is the final speed of Jack and the skateboard
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Jack stands at rest on a skateboard. The mass of Jack and the skateboard together is 75 kg. Ryan thr...
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