Phycis

posted by Gail

How much kinectic energy does a ball have when it is 25 meters from the ground with the potential energy of 1470J

  1. Damon

    (1/2 )m v^2 + m g h = 1470
    so
    Ke = 1470 - m(9.81)25

    to get a numerical answer you need to know m

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