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Re: [Phys-l] Mass and Energy



On May 24, 2006, at 8:44 PM, John Denker wrote:

. . . Real-world physics is full of conversions from one system of units of
units to another.
-- Should molar entropy be measured in bits/particle or in joules/kelvin?
-- Should mass be measured in kg or GeV?

It's really not worth starting a holy war over such issues. Use
whatever's convenient, and do the conversions when necessary.

To avoid "such issues" I tried to use SI units consistently in teaching introductory physics courses.

Ludwik Kowalski
Let the perfect not be the enemy of the good.