Thermal Energy and Heat

Front

What type of energy is stored in gasoline?

Back

Chemical energy.

Front

What is heat?

Back

The transfer of thermal energy from one object to another due to a difference in temperature.

Front

According to the second law of thermodynamics, when can thermal energy flow from colder objects to hotter objects?

Back

Only if work is done on the system.

Front

Which material is known to conduct heat well?

Back

Metal.

Front

What type of energy does walking convert into mechanical energy?

Back

Chemical 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 is a measure of the average kinetic energy of particles.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat by the movement of fluids (liquids or gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves.