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19. 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 work for
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19. 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 work for credit.

User Mhcuervo
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How much kinetic energy does a 7.2-kg dog need to make a vertical jump of 1.2 m?
Answer:85 Joule (approx)Step-by-step explanation:Potential energy at highest pointP.E = mgh = 7.2 kg × 9.8 m/s2×1.2 m≈85 Joule
User Tulio
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