Thermal Energy Transfer

Front

What happens to popcorn kernels when they are heated in a microwave?

Back

The kernels expand.

Front

What allows firemen to safely enter and exit burning buildings?

Back

Firemen wear heat resistant suits.

Front

What type of heat transfer occurs when walking on warm sand with bare feet?

Back

Conduction.

Front

What is the transfer of thermal energy through 'space'?

Back

Radiation.

Front

Why is brick a better material than metal for building a fireplace?

Back

Brick is heat resistant.

Front

What is conduction?

Back

The transfer of thermal energy through direct contact between materials.

Front

What is convection?

Back

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

Front

What is radiation?

Back

The transfer of thermal energy through electromagnetic waves.

Front

Give an example of conduction in everyday life.

Back

Touching a hot stove and getting burned.

Front

Give an example of convection in everyday life.

Back

Boiling water where hot water rises and cool water sinks.