On 5/19/2010 8:29 AM, M_a_r_c wrote:

> As the surface of the plate is bigger than that of the beaker, when air gets
> colder and volume smaller, water can rise faster in the beaker than it
> lowers in the plate.

Actally, the real reason is one of the combustion products, water, 
condenses as it reaches room temperature, reducing the amount of gas
in the glass, thus allowing the water from the dish to be pulled in, due 
to the pressure drop.

-- 
~Mike

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