Circuits

Front

What is a circuit?

Back

A circuit is a closed path through which electric current flows.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity to flow through it easily.

Front

What is a conductor?

Back

A conductor is a material that allows electricity to flow through it easily.

Front

What is the purpose of a switch in a circuit?

Back

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

Front

What happens when a circuit is open?

Back

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

Front

What happens when a circuit is closed?

Back

When a circuit is closed, electricity can flow, and devices like light bulbs will light up.

Front

What is a battery?

Back

A battery is a device that stores electrical energy and provides power to a circuit.

Front

What is the role of a light bulb in a circuit?

Back

A light bulb converts electrical energy into light energy when electricity flows through it.

Front

What materials are good conductors of electricity?

Back

Good conductors include metals like copper and aluminum.

Front

What materials are good insulators?

Back

Good insulators include rubber, plastic, and glass.