On Sat, 13 Jul 2002, James R. Frysinger wrote:
>       Try to understand that, as I teach physics I must convince my students
> that the pascal cubic meter is indeed a unit of energy. (Cf: PV=nRT) All
> to often, they think that since their answer did not come out in joules
> (which they learned first as newton meters), it could not possibly be
> so. Of course, "pascal cubic meter" is hardly a very elegant way to
> express energy, especially when the specially named derived unit joule
> is available. Nonetheless, it is a unit of energy.
And in this case is very easily visualizable ... especially if treting
gas..
>       If it makes you feel any better, I also greatly prefer joule to
> kilowatt hour and would like very much to see that change made in my
> electric bill. My letter to my electrical energy company several years
> ago did not change their minds, however.

You are lucky ... in Italy since a couple of years domestic power is
billed in "Energy units" instead than in kW*h or in MJ
(an energy unit is equal to 1 kW*h ) .

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