Written by Jerry Ratzlaff on . Posted in Thermodynamics

matter phases 1phase to phase transition 5Melting, also called fusion, is a transitional phase from solid to liquid.  This physical process is where the internal energy starts rising above the freezing point, the order of the atoms or molecules start moving around to create a liquid.

There are four phases of matter: gas, liquid, plasma, and solid.



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Tags: Matter