Physics

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <01ac01bd61c3$c129c8e0$117265cc@default> "Fred Munro" writes:
>
>     Your example reminds me of an old conundrum from the early days of
> refrigerators. Take two ice cube trays and fill one with cold water and one
> with warm water. Place in freezer. Which freezes first? Typically, it was
> the one containing warm water. Why?

I always thought it was because warm water (especially if it's been
boiled recently) has less gas dissolved in it.  Forcing the gas out of
solution during the freezing process takes energy, too.

The whole point is that physics ain't always as simple as it looks.

--
 Phil Payne
 Phone: 0385 302803   Fax: 01536 723021
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