A small dog is trained to jump straight up a distance of
1.2 m. How much kinetic energy does the 7.2-kg dog need to jump this high?
(The acceleration due to gravity is 9.8 m/s2.) Show your
Kinetic Energy =mgh = 7.2 kg * 1.2 m * 9.8 m/s^2 = 84.672 J = 85 J
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