Question: A 2 1 kgkg child slides down a 4 . 0 - mm - high playground slide. She starts from rest, and her speed at

A 21kgkgchild slides down a4.0-mm-highplayground slide. She starts from rest, and her speed at the bottom is1.5m/sm/s. What is the change in thermal energy of the slide and the seat of her pants?

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