Thermal Energy and Heat Revision

Front

What is thermal equilibrium?

Back

When two objects reach the same temperature and no heat flows between them.

Front

What is the specific heat capacity of water?

Back

4.18 J/g°C.

Front

In which state of matter do particles vibrate in fixed positions?

Back

Solid.

Front

What does the first law of thermodynamics state?

Back

Energy cannot be created or destroyed, only transformed.

Front

What is a material that resists heat flow called?

Back

Insulator.

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.

Front

What is heat?

Back

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

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

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.