Thermal Energy

Front

What is absolute zero?

Back

The lowest theoretical temperature at which all motion stops.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What happens to molecules when a substance is heated?

Back

They move faster and expand.

Front

What type of energy do faster-moving molecules have?

Back

Kinetic energy.

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.

Front

What is the difference between heat and temperature?

Back

Heat is the transfer of thermal energy, while temperature measures the average kinetic energy of particles.

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids and gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves.

Front

What is the specific heat capacity?

Back

The amount of heat required to raise the temperature of 1 kg of a substance by 1 degree Celsius.