Unit 3: Energy Review

Front

What is energy?

Back

The ability to do work and cause change and move an object some distance.

Front

What happens when light hits an object?

Back

Light can transfer energy to objects and heat them.

Front

What is a circuit?

Back

A complete path through which electric current can flow.

Front

What is needed for a light bulb to light up?

Back

A complete circuit with a power source.

Front

What does it mean to transfer energy?

Back

To move energy from one object to another.

Front

What is the role of a battery in a circuit?

Back

It provides the energy needed to power the circuit.

Front

What happens if a switch is open in a circuit?

Back

The circuit is incomplete, and the light bulb will not light up.

Front

What is the effect of heat on objects?

Back

Heat can change the temperature and energy of an object.

Front

What is the relationship between energy and motion?

Back

Energy is required to cause motion and change the position of an object.

Front

What is an example of energy transfer?

Back

When a bat hits a ball, energy from the bat is transferred to the ball.