A 30 kilogram child moving at 4 meters per second jumps
A 30 kilogram child moving at 4 meters per second jumps onto a 50 kilogram sled that is initially at rest on a long, frictionless, horizontal sheet of ice determine the speed of the child sled system after the child jumps into the sled.
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a 30 kilogram child moving at 4 meters per second jumps onto a 50 kilogram sled that is initially at rest on a long
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