Conduction, Convection, Radiation

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of thermal energy in a fluid (liquid/gas) by movement of warm/cool fluids.

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves, such as heat from the sun.

Front

What are conductors?

Back

Materials that allow heat to flow through them easily, such as metals.

Front

What are insulators?

Back

Materials that do not allow heat to flow through them easily, such as rubber and plastic.

Front

How does heat energy reach the Earth from the Sun?

Back

Through radiation.

Front

What happens to water in a kettle on the stove?

Back

It gets hot due to conduction.

Front

Which of the following is a good conductor of heat?

Back

Copper.

Front

Which of the following is an insulator?

Back

Plastic.

Front

What is an example of convection in everyday life?

Back

Warm air rising and cool air sinking in a room.