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 3 ✕ 109 kg and its center of mass is 16.0 m above the surrounding ground? (Enter a number.)   (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. Enter a number.)

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter7: Conservation Of Energy
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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 3 ✕ 109 kg and its center of mass is 16.0 m above the surrounding ground? (Enter a number.)
 

(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. Enter a number.)
 
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