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23 June, 05:55

Hat is the kinetic energy of a 1.0-kg billiard ball that moves at 5.0 m/s?

A.

5.0 J

B.

6.5 J

C.

10.0 J

D.

12.5 J

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Answers (1)
  1. 23 June, 06:11
    0
    Kinetic energy is the energy that a body possesses by being in motion. It is calculated by the expression:

    Kinetic Energy = 1/2 (mv²)

    Kinetic Energy = 1/2 (1 kg) (5m/s) ²

    Kinetic Energy = 12.5 J

    Therefore, the correct answer from the choices above is option D.
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