Heat Transfer Practice

Front

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

Back

high to low

Front

Warm air rises and the cool air sinks. This is...

Back

convection

Front

What is energy?

Back

Ability to do work

Front

You're holding hands with your best friend. Your friend's hands are REALLY warm and yours are really cold. After a few minutes, this has changed. How might you explain what happened?

Back

The heat energy from your friend's hand transferred to your hand through conduction.

Front

What is the transfer of heat by direct contact (touch)?

Back

Conduction

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids and gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves.

Front

What is thermal energy?

Back

The total energy of all the particles in an object.

Front

What happens to particles in a substance when it is heated?

Back

They move faster and spread apart.

Front

What is the difference between conduction and convection?

Back

Conduction is heat transfer through direct contact, while convection is heat transfer through fluid movement.