Heat Transfer

Front

What is the transfer of heat by movement of liquids or gases?

Back

Convection

Front

What are waves that can transfer heat through the vacuum of empty space?

Back

Electromagnetic waves

Front

What is a transfer of heat energy by electromagnetic waves?

Back

Radiation

Front

What is the transfer of heat by direct contact? Options: Convection, Electromagnetic waves, Radiation, Conduction

Back

Conduction

Front

Hot coffee is stirred with a spoon; the spoon gets hot due to __________.

Back

conduction

Front

Near the ceiling of a room the air is warmer; the warm air rises because of __________.

Back

convection

Front

In the winter, Carole uses the downstairs unit to heat the house because the volume of warm air __________ and __________, warming the whole house through __________.

Back

expands and rises, convection

Front

A microwave oven uses which of the following to heat foods?

Microwave elves

,

Radiation

,

Convection

,

Conduction

Back

Radiation

Front

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

Back

warmer, cooler

Front

If two objects have different temperatures, heat will flow from the warmer object to the cooler one UNTIL ____________.

Back

they both have an equal temperature