Heat Transfer

Heat is the energy associated with the movement of atoms or molecules in a material.

Heat is the energy that only exists in boiling water.

Heat is the energy that makes objects cold.

Heat is unrelated to the movement of particles.

Conduction

Convection

Radiation

Evaporation

Thermal Energy

Cooler to Warmer

Energy Transfer

Thermal Equilibrium

A metal spoon in hot soup

Ice melting in your hands

Hot air rising from a chimney

Holding a hot cup of coffee

Electricity

the electromagnetic spectrum and particles

air or water flow

direct contact

Thermal Energy

Conduction

Convection

Radiation

Radiation requires matter to transfer energy.

Radiation can travel through empty space.

Radiation only occurs in solids.

Radiation is the transfer of heat through direct contact.