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Homework Help: Help its driving me nuts!

  1. May 28, 2007 #1
    help!! its driving me nuts!

    a .565kg football is kicked from the ground at a speed of 22 m/s. what is its speed just as it passes between the uprights 5.0 m above the ground?

    please help!

    m= .565 kg
    v= 22m/s
    5.0 m


    a:no kinematics's equations
  2. jcsd
  3. May 28, 2007 #2


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    Science Advisor
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    Gold Member

    Are you familiar with conservation of energy equations?
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