heat transfer

Front

What is the process of heat transfer that occurs through electromagnetic waves?

Back

Radiation

Front

What type of heat transfer occurs when warmer water rises and cooler water sinks in a swimming pool?

Back

Convection

Front

How do molecules in cold substances move compared to those in hot substances?

Back

Molecules in cold substances move more slowly than in hot substances.

Front

What is the primary method of heat transfer from the sun to the Earth?

Back

Radiation

Front

What is the term for the transfer of heat through direct contact between materials?

Back

Conduction

Front

In which type of heat transfer does the movement of fluids play a significant role?

Back

Convection

Front

What happens to the temperature of water near the surface of a swimming pool on a sunny day?

Back

The temperature of the water near the surface rises due to convection.

Front

What is the main difference between conduction and convection?

Back

Conduction occurs through direct contact, while convection involves the movement of fluids.

Front

What is an example of radiation in everyday life?

Back

The warmth felt from sunlight or a campfire.

Front

What is the role of thermal energy in heat transfer?

Back

Thermal energy is the energy that is transferred between systems or objects with different temperatures.