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Re: heat is a form of energy



At 11:07 9/11/99 -0400, you wrote:

I model neither energy nor charge as substances; they are calculated,
mathematical quantities - like scores that one tallies in a game. I have
exposed the pitfalls of energy reification in the past on this list.

However, I do find it useful to apply some of the properties of substances
to mathematical entities, either as metaphors or simply by recognizing a
commonly accepted widened use of certain words (institutionalized
metaphors?). For example, I find it more than a metaphor to apply the
ability to "flow" to any mathematical quantity which obeys the diffusion
equation....

Bob Sciamanda (W3NLV)

Goodness Gracious! The radical Bob Sciamanda seems to be asking us to
believe in a term like 'energy density' which supposes that energy
attaches to volumes (though others will say in his defense that such
volumes may have less than three dimensions), as well as 'energy flow'
which supposes that such a volume can pass through a controled area in
some measured time. :-)

brian whatcott <inet@intellisys.net>
Altus OK