Question 2 of 11 Map Sapling Learning macmillan learning The superheroine Xanaxa

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Question 2 of 11 Map Sapling Learning macmillan learning The superheroine Xanaxa, with a mass of 64.7 kg, is in a hair-raising chase after the 73.7-kg arch-villain Lexlax. She leaps from the ground to the top of a 169-m-high building, then dives off and comes to rest at the bottom of a 15.5-m-deep excavation, where she finds Lexlax and neutralizes him. Does all this bring about a net gain or a net loss of gravitational potential energy? O Gain O Loss By how much? Answer with a positive number. Take g 9.81 m/s2. Number Previous Give Up & View Solution Check Answer Next HI Exit Hint

Explanation / Answer

a) loss

B) loss in potential energy = mgh

= 64.7 x 9.81 x 15.5

= 9838 J

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