Tuesday, September 16, 2008

Melting

What is melting??Melting is about a process that results in the phase change of a substance from a solid to liquid.When the internal energy of a solid is increased by the application of an external energy source, the molecular vibrations of the substance increases. As these vibrations increase, the substance becomes less and less ordered. Fusion is also another term that used for this.Commonly substance melt at a constant temperature and it is call as melting point.Every substance have difference melting point and it is depend on its materials.

for more information ,please go to http://en.wikipedia.org/wiki/Melting

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