Heat Transfer

Conduction works well in...

• Solids

• Liquids

• Gases

Convection works in...

• Solids

• Liquids

• Gases

Heat transfer by radiation...

• Happens in solids

• Happens in solids

• Happens in solids

• Doesn't need any particles to work

Which method of heat transfer involves particles vibrating and making their neighbours pass on the vibrations.

• Conduction

• Convection

• Radiation

Which materials are good conductors of heat?

• Copper

• Aluminium

• Rubber

• Metals

• Wood

Which materials are poor conductors (good insulators) of heat?

• Copper

• Aluminium

• Rubber

• Metals

• Wood

Here are the convection currents in a pan of water on a stove. Where will the water be at the highest temperature?

• At the top

• At the sides

• At the bottom

A student is trying to explain convection currents in a room. Which statement is correct?

• Heat rises

• Hot air rises

Hot liquids and gases rise because they are...

• More dense

• Less dense

Which is another way of describing radiated heat?

• nuclear radiation

• infra red radiation

• gamma radiation

• alpha radiation