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

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

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

Back

warmer, cooler

Front

What does heat do when convection currents are moving? Options: Sinks, Rises, Stays in place

Back

Rises

Front

Which of the following is the best example of radiation?

• The ocean breeze
• The sun heating your body on the beach
• Eating ice cream
• A wave knocking over a sandcastle

Back

The sun heating your body on the beach

Front

After cooking an egg in boiling water, you cool the egg by putting it into a bowl of cold water. Which of the following explains the egg’s cooling process?

Back

Energy is transferred from the egg to the water.

Front

A material that does not conduct heat well is called a(n) __________.

Back

insulator

Front

Why does a metal spoon become too hot to touch in boiling water compared to a wooden spoon?

Back

Metals conduct heat better than wood.

Front

Why does the counter top feel colder under a cold can of soda?

Back

Some heat has been transferred from the counter to the soda.