Interesting Physics Conundrum

[Tervuren]

Originally Posted by wdfifteen

I'm not buying that. The source of the heat sink (cold atmospheric air) only impinges on the surface. Why should the effect occur at the bottom, where the surrounding surface is warmer.

The frozen water would sink. Imagine the polar ice cap if it weren't buoyant, plop to the bottom of the ocean.

Think of boiling water in a pan, the heat source is at the bottom, yet the steam rises through the water into the atmosphere.