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8 April, 09:46

Mary has a mass of 40 kg and Sprint's at 1 m/s. how much kinetic energy does she have?

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  1. 8 April, 09:49
    0
    20J

    Explanation:

    K. E = 1/2mv^2

    Where m = 40kg

    V = 1m/s

    K. E = 1/2*40*1*1

    K. E = 20J

    The kinetic energy of the Sprint is 20joules
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