Heat transfer

The Gulf Stream is a current that brings warm ocean water from the south to the north.

• conduction

• convection

• radiation

Which direction will the heat flow while this person holds a hot cup of tea?

• from the cup to her hand

• from her hand to the cup

• no heat is transferred

Which direction will the heat flow while this ice cap melts?

• there is no heat transfer

• from the icecap to the water

• from the water to the icecap

The man goes to take the hot pot off the stove with his bare hands.

• conduction

• convection

• radiation

Warm air rises and the cool air sinks.

• conduction

• convection

• radiation

Poor conductors like wood and plastic are called:

• conductors

• insulators

• burners

The transfer of heat by currents through liquids of gases is called

• Perspiration

• Radiation

• Conduction

• Convection

Molecules in cold things move more _________
than in hot things.

• quickly

• slowly

• happily

• merrily

Hot air moving up is an example of 

• Radiation

• Conduction

• Magic

• Convection

Conduction occurs in...

• solids

• liquids

• gases