[thackney]

What makes water ice melt?

Heat.

[knarf]

Oh yeah?

Well,. why does the shower curtain come into the tub/stall when you're showerin', smarty pants?

[monocle]

Pressure also. On a cake of ice hang weights on both ends of wire and suspend the wire on the cake of ice. The scientific explanation is that ice expands upon freezing and the weighted wire applies enough pressure to reverse the freezing.