ch6 question6

Physics: Principles with Applications

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Chapter 6, Question 6 Question Problem Answer Pushing against a wall does no work on the wall but work is done in your body. When your body pushes it does work on your muscles as they tighten. The work becomes potential energy of your muscles. Unlike a mechanical spring your muscles are biological and require chemical energy to
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Unformatted text preview: keep them tight. The longer you push against the wall the more stored chemical energy the body uses. The body tells us how low on energy we are by how tried we feel. [2/4/2008 4:39:38 PM]...
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This document was uploaded on 02/05/2008.

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