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Old 11-18-2012, 07:18 PM   #5 (permalink)
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Originally Posted by Donutz View Post
In regards to the hot water freezing faster:

In specific cases this is true. It depends on starting temperature, volume, initial motion... but it does require cooling by rapid evaporation.

The liquid in a straw is not "drawn" up. Your "sucking" creates a pressure zone in your mouth lower than 1atm. So the atmospheric pressure pushes the liquid up the straw. Now you know.
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Last edited by Nivek; 11-18-2012 at 07:22 PM.
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