Electrical Energy

Front

What is energy?

Back

The ability to do work.

Front

What is the power source in a circuit?

Back

Battery.

Front

When a circuit is open, what happens to the lamp?

Back

The lamp is off.

Front

In which direction does heat travel?

Back

From hot to cold objects.

Front

What form of energy is used to turn a waterwheel?

Back

Mechanical energy.

Front

What is electrical energy?

Back

Energy caused by the movement of electrons.

Front

What is a circuit?

Back

A closed path through which electricity flows.

Front

What happens in a closed circuit?

Back

Electricity can flow and devices can work.

Front

What is a conductor?

Back

A material that allows electricity to flow through it.

Front

What is an insulator?

Back

A material that does not allow electricity to flow through it.