PS.5 Test Review

Front

What is energy conversion?

Back

The process of changing energy from one form to another, such as electrical energy to thermal energy.

Front

What type of energy conversion occurs when a hair dryer is turned on?

Back

Electrical ➔ kinetic ➔ thermal and sound.

Front

What is radiation?

Back

The transfer of energy through space in the form of waves, such as light or heat.

Front

Give an example of radiation.

Back

A person getting a tan from the sun.

Front

What is gravitational potential energy?

Back

The energy an object possesses due to its position in a gravitational field, typically related to its height.

Front

How can you increase gravitational potential energy?

Back

By raising the object to a higher position.

Front

Which ball has the greatest potential energy if they are at different heights?

Back

The ball that is highest above the ground.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

Give an example of conduction.

Back

An ice cube melting in your hand.

Front

What is convection?

Back

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