Thermal Energy

Front

What happens when you put ice in your drink to cool it down?

Back

Heat is transferred from the drink to the ice.

Front

What does the Law of Conservation of Energy state?

Back

Energy cannot be created or destroyed, it can only be transformed.

Front

In which direction does heat always move?

Back

Heat always moves from hot to cold.

Front

What are materials that do not move heat well called?

Back

Insulators.

Front

If butter at 80°C is poured on popcorn at 60°C, what will their temperature become?

Back

70°C.

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of particles in a substance.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids or gases).

Front

What is radiation?

Back

Radiation is the transfer of heat through electromagnetic waves.

Front

What is a conductor?

Back

A conductor is a material that allows heat to pass through it easily.