Science CP #1 Review1

Front

What is the main job of a wire in a circuit?

Back

The wire carries electrical energy around the circuit.

Front

What is an insulator?

Back

An insulator is a material that stops or slows down electrical energy and thermal energy from passing through.

Front

Which material is a common insulator?

Back

Rubber is a common insulator.

Front

What does a battery do in a circuit?

Back

A battery provides electrical energy to the circuit.

Front

What is the role of a lightbulb in a circuit?

Back

The lightbulb converts electrical energy into light energy.

Front

What is a switch used for in a circuit?

Back

A switch is used to open or close a circuit, controlling the flow of electricity.

Front

Can you name a good conductor of electricity?

Back

Copper is a good conductor of electricity.

Front

What happens when a circuit is open?

Back

When a circuit is open, electricity cannot flow, and devices like lightbulbs will not work.

Front

What happens when a circuit is closed?

Back

When a circuit is closed, electricity can flow, and devices like lightbulbs will work.

Front

What is electrical energy?

Back

Electrical energy is the energy carried by moving electric charges.