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Posted by on Monday, September 24, 2012 at 9:18am.

HELP!!!A pitcher throws a 0.5kg ball of clay at a 6kg block of wood. The clay sticks to the wood on impact and their joint velocity afterwards is 3m/s. What is the original speed of the clay? I know the answer is 39m/s but I have no idea how they come up with that

  • physics - , Monday, September 24, 2012 at 10:27am

    conservation of momentum
    initialmomentum=final
    .5*V=(.5+6)3
    solve for V

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