Circuits

Front

What is a material that does NOT let electricity pass through it called?

Back

An electrical insulator.

Front

Why is electrical wiring usually covered with a layer of plastic?

Back

To make it safe.

Front

Which of the following materials is an electrical conductor: copper, rubber, or wood?

Back

Copper.

Front

What is an open circuit?

Back

A circuit that is not complete, preventing electricity from flowing.

Front

What happens when a switch in a circuit is closed?

Back

Electricity can flow in a complete path.

Front

What is the role of a battery in a circuit?

Back

To provide the electrical energy needed to power the circuit.

Front

What is a circuit?

Back

A closed loop that allows electricity to flow.

Front

What is the purpose of a switch in a circuit?

Back

To control the flow of electricity by opening or closing the circuit.

Front

What is an electrical conductor?

Back

A material that allows electricity to pass through it easily.

Front

What is the function of a buzzer in a circuit?

Back

To produce sound when electricity flows through it.