Heat: Transfer of Thermal Energy

Front

What is the transfer of thermal energy that occurs when two objects are in direct contact?

Back

Conduction

Front

What is the process called where thermal energy is transferred through the movement of fluids (liquids or gases)?

Back

Convection

Front

What type of heat transfer does not require a medium and can occur in a vacuum?

Back

Radiation

Front

Which substance has a high heat capacity and can absorb a lot of heat without a significant temperature change?

Back

Water

Front

In a pot of boiling water, where is the water the least dense?

Back

Farthest from heat source

Front

What is a substance that allows thermal energy to pass through it easily called?

Back

Conductor

Front

What is a substance that resists the flow of thermal energy called?

Back

Insulator

Front

What happens to the density of water as it is heated?

Back

It decreases.

Front

What is the term for the energy that is transferred from one object to another due to a temperature difference?

Back

Heat

Front

What is the main reason why hot air rises?

Back

Hot air is less dense than cold air.