At what speed is the skateboarder moving to hit ground

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Reference no: EM13337220

A skateboarder of mass 60.1 kg is riding her 3.89-kg skateboard at a speed of 5.21 m/s. She jumps backward off her skateboard, sending the skateboard forward at a speed of 7.53 m/s. At what speed is the skateboarder moving when her feet hit the ground?

Reference no: EM13337220

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