Physics, 04.01.2020 02:31, madi2878

A50kg boy jumps off the back of a 4 kg skateboard moving forward. find the skateboard’s velocity immediately after the boy jumps, assuming that the skateboard’s initial velocity is 5 m/s and the boy’s velocity when jumping off the back is 2.5 m/s in the forward direction.

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A50kg boy jumps off the back of a 4 kg skateboard moving forward. find the skateboard’s velocity imm...