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Where does the potential energy of capillary action come from?
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2 votes

I believe The Young-Dupre equation describes this. You could rationalize the climb of the liquid as being caused by the release of energy that is associated with a phenomenon known as wetting (see ...

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Why does water condense on grass and iron grills in cold weather?
1 votes

While grass IS a poor conductor of heat, it is super thin and will cool off really quickly because of of that alone. The increased surface area also means a greater area is exposed to the night air ...

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