Physics, 21.02.2020 20:37 ecarter8967

13. A 345-gram box slides down a 3.1-m hill. If it started from rest and gets to the bottom with a
speed of 4.2 m/sec, how much work did friction perform?

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13. A 345-gram box slides down a 3.1-m hill. If it started from rest and gets to the bottom with a