Explanation Given: We require 2500 food calories per day Each US citizen consumes about 400 billion Joules of energy Formula used: Power in watts= Joules second Calculation: a) Each calorie = 4 .184 joule b) 2500 calories =10460 joules 1 day =24 x 60 x 60 seconds=86400

Using And Understanding Mathematics: A Quantitative Reasoning Approach Plus Mylab Math With Integrated Review And Student Activity Manual Worksheets (7th Edition)

7th Edition

ISBN: 9780135168219

Author: Jeffrey O. Bennett, William L. Briggs

Publisher: PEARSON

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Chapter 2.B, Problem 83E

To determine

We need to determine the following:

a) Average power in watts from 2500 food calories per day

b) Energy, in joules, required by a person from food in a year

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Chapter 2.B, Problem 82E

Chapter 2.B, Problem 84E

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Chapter 2 Solutions

Using And Understanding Mathematics: A Quantitative Reasoning Approach Plus Mylab Math With Integrated Review And Student Activity Manual Worksheets (7th Edition)

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