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If the mass of a ball is 20g and h is 8m, calculate the kinetic energy when it has a velocity of 2ms raise to power minus 1

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  1. h doesn't matter

    KE = 1/2 mv^2 = (1/2)(0.02)(2) = 0.02J

    all those words are just noise.
    v is 2 m/s, much easier to read.

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  2. If the mass of the ball is 20g and height is 8m, calculate the kinetic energy when it has a velocity of 2m/s *

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  3. Dudcut

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