(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 7 x 10° kg and its center of mass is 40.0 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 x 10' J)? (Enter your answer as a ratio to the number 1. Enter a number.) :1

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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 7 x 10° kg and its center of mass is 40.0 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 x 107 1)? (Enter your answer as a ratio to the
number 1. Enter a number.)
:1
Transcribed Image Text:(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 7 x 10° kg and its center of mass is 40.0 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 x 107 1)? (Enter your answer as a ratio to the number 1. Enter a number.) :1
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