A bowling ball,which can be treated as a solid sphere with a diameter of 21.6 cm and a weight of 33 kg,rolls down a bowling lane at a speed of 21 km/h.The kinetic energy of the bowling ball is

Name: A bowling ball,which can be treated as a solid sphere with a diameter of 21.6 cm and a weight of 33 kg,rolls down a bowling lane at a speed of 21 km/h.The kinetic energy of the bowling ball is
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Quizplus · Accepted Answer

Kinetic energy = (1/2) * mass * velocity^2= (1/2) * 33 kg * (21 km/h)^2= (1/2) * 33 kg * (5.83 m/s)^2= 785 J

A Bowling Ball,which Can Be Treated as a Solid Sphere