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22 February, 13:31

What is the kinetic energy of a 620.0 kg roller coaster moving with a velocity of 9.00 m/s?

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  1. 22 February, 16:18
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    The kinetic energy of a moving object is calculated through the equation,

    KE = 0.5mv²

    where m is the mass and v is the velocity.

    Substituting the known values,

    KE = 0.5 (620 kg) (9 m/s) ²

    KE = 25,110 J

    Thus, the kinetic energy is equal to 25,110 J.
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