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Physics, 22.08.2019 16:30 eddsworldfrantic

Agirl skateboards with a kinetic energy of 2543.2 j. if the girl and the skateboard have a total mass of 110 kg, what is her speed?

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Agirl skateboards with a kinetic energy of 2543.2 j. if the girl and the skateboard have a total mas...

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