HEATING

COOLING

LATENT HEAT

Temperature

Time

Solid + Liquid

Liquid + Gas

Gas

Liquid

Solid

Melting Point

Boiling Point

HEATING

Heat is absorbed

Energy is used to separate the molecules

Energy is used to separate the

molecules

Heat is absorbed

Heat is absorbed

Temperature

Time

Solid + Liquid

Liquid + Gas

Gas

Liquid

Solid

Freezing Point

Boiling Point

COOLING

Heat is released

Energy is used to separate the molecules

Heat is released

Energy is used to separate the molecules

Heat is released