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posted by on .

A 42.5 kg student runs down the sidewalk and
jumps with a horizontal speed of 4.16 m/s
onto a stationary skateboard. The student
and skateboard move down the sidewalk with
a speed of 3.97 m/s.
a) Find the mass of the skateboard.

  • Physics - ,

    Now Angel, this is very similar to the one I answered for you.
    Momentum after = momentum before.

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