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10 June, 20:34

A paper airplane moving 2.33 m/s has 0.161 J of KE. What is its mass? (Unit = kg)

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  1. 11 June, 00:26
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    The kinetic energy of an object is given by:

    KE = 0.5mv²

    KE = kinetic energy, m = mass, v = speed

    Given values:

    KE = 0.161J, v = 2.33m/s

    Plug in and solve for m:

    0.161 = 0.5m (2.33) ²

    m = 0.059kg
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