Thermal Energy Transfer

Front

What happens to particles as they heat up?

Back

They speed up.

Front

What is the process called when a cooler, denser mass of a liquid or gas replaces a warmer, less dense mass?

Back

Convection.

Front

How do the particles of a gas move compared to the particles of the same substance in the liquid or solid state?

Back

Faster.

Front

What type of heat transfer occurs when a stove heats a pot and the pot heats an egg?

Back

Stove→pot=conduction; pot→egg=convection.

Front

Which of the following is an example of convection?

Back

Boiling spaghetti noodles in water.

Front

Define thermal energy transfer.

Back

The movement of heat from one object or substance to another.

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 or gases).

Front

What is radiation?

Back

The transfer of heat in the form of electromagnetic waves.

Front

Give an example of conduction in everyday life.

Back

Touching a hot stove and feeling the heat.