Physics, 31.07.2019 03:30 uglyturtle15

A60kg girl standing on rollerskates (with no friction between the skates and the ground) throws a 5kg medicine ball to the right with a speed of 6m/s. find the recoil velocity of the skater.

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A60kg girl standing on rollerskates (with no friction between the skates and the ground) throws a 5k...