Re: Do you include a +/- when giving a magnitude?

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#1824

From: Dave Button
Date: Thu, 30 Sep 1993 17:16

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I, too, have the students work out the problem in absolute
units and then "assign" a +/- sign to indicate attraction or
repulsion.  The main thing I try to do is to show that the sign
correlates somehow with the motion of a test charge in the
field.
--
Dave Button -- jbutton@tjhsst.vak12ed.edu
Osbourn Park High School, Manassas, Virginia, 22111

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From: Dave Button <jbutton@TJHSST.VAK12ED.EDU>
Subject: Re: Do you include a +/- when giving a magnitude?
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              "chem@uwpg02.uwinnipeg.ca" at Sep 27, 93 5:25 am
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