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Re: positive and negative work

----- Original Message -----
From: "Larry Smith" <larry.smith@SNOW.EDU>
To: <PHYS-L@lists.nau.edu>
Sent: Saturday, September 27, 2003 1:38 AM
Subject: Re: positive and negative work


A student asked to day "If I don't do any work holding a heavy object, why
do I get tired after a while?" Is John's answer something I should pass
on? What's the chemistry of getting tired?

Please, have look to Feynman's Lessons, 1, chap. 14. I always found it relevant.

Paolo Cavallo