Explain melting and freezing according to states of matter.

A change of state is a physical change in a matter. They are reversible changes and do not involve anyChemical changes in the makeup of the matter.Common changes in the state include melting, freezing.

Melting:The process in which a solids change to a liquid is called melting.

Example: Ice cubes when taken out from the freezer and placedat room temperature, it changes into a liquid. So here the ice cube melts to form water.

The melting point is the temperature at which a solids change to a liquid.

Freezing: The process of liquid water changing to solid ice iscalledfreezing.

Example: Water filled in an ice cube tray when kept in the freezer it changes into solid. So here the water freezer to form ice cubes.

The temperature at whichliquid changes to solid iscalled the freezing point.

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