Unit 4 Test Review

Front

What is heat transfer?

Back

Heat transfer is the movement of thermal energy from one object to another, typically from warmer objects to cooler objects.

Front

True or False: Heat transfer occurs from cooler objects to warmer objects.

Back

False

Front

When you do work, you are exerting ____________.

Back

Work

Front

What is mechanical energy?

Back

Mechanical energy is the energy an object has due to its motion or position.

Front

Which object converts electrical energy to mechanical energy?

Back

A fan.

Front

What is radiation?

Back

Radiation is the transfer of heat through electromagnetic waves, such as sunlight.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids or gases).

Front

What is temperature?

Back

Temperature is the measure of how hot or cold something is.

Front

What instrument is used to measure temperature?

Back

A thermometer.