Heat Transfer Quiz

What heat transfer happens when you put the pan in the open stove?

• Conduction

• Convection

• Radiation

• None

Warm air rises and the cool air sinks demonstrates this type of heat transfer.

• Conduction

• Convection

• Radiation

Heat transfers from an area of ________ temperature to an area of _______ temperature.

• high to low

• low to high

• high to high

• low to low

Walking on a warm sand with your bare feet shows this type of heat transfer.

• conduction

• convection

• radiation

This is the transfer of thermal energy through "space".

• conduction

• radiation

• convection

• spaceship

Heat transfer in boiling water.

• Conduction
• Convection
• Radiation

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• When heat transfers from objects that are touching.
• When heat transfers through the heater or AC in your house.

Heat transfer always moves ...

• cold to hot

• east to west

• hot to cold

• north to south

What is the definition of CONVECTION

• When heat transfers through waves.

• When heat transfers from objects that are touching.

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

• Heat traveling from the sun

Which type of heat transfer travels away from the heat source in all directions?

• Radiation

• Conduction

• Convection