How much gravitational potential energy (in J) (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 9 ✕ 109 kg and its center of mass is 48.0 m above the surrounding ground?  __________ J (b) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)? (Enter your answer as a ratio to the number 1)

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Chapter7: Rotational Motion And The Law Of Gravity
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(a) How much gravitational potential energy (in J) (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 9 ✕ 109 kg and its center of mass is 48.0 m above the surrounding ground?

 __________ J

(b) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)? (Enter your answer as a ratio to the number 1)

 __________:1

 

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