State of matter - The changes of state

Learn what each change of state is called.

Solid

A substance with a fixed shape and volume

Liquid

A substance with a fixed volume that flows and changes shape

Gas

A substance with no fixed shape or volume

Melting

Solid to liquid

Boiling

Liquid to gas, with vigorous bubbling

Evaporation

Liquid to gas at the surface of a liquid

Solidification

Liquid to solid

Condensation

Gas to liquid

Sublimation

Solid to gas

Deposition

Gas to solid

Water Vapour

Water in its gas state