science

A 5.0 kg bowling ball is rolling down the lane at 4.0 m/s. What is the kinetic energy of the bowling ball?
a. 40 J
b. 50 J
c. 80 J
d. 100 J

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  1. KE = 0.5m*V^2 = 2.5*4^2 = 40 J.

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