Circuits

Front

What is a circuit?

Back

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

Front

What is the essential part missing from a circuit if it doesn't work?

Back

A source of electric current.

Front

What materials are the best conductors of electricity?

Back

Metals are the best conductors of electricity.

Front

What is an insulator?

Back

An insulator is a material that does not allow electric current to pass through it.

Front

What happens in an open circuit?

Back

In an open circuit, the path is broken, and electric current cannot flow.

Front

What is a closed circuit?

Back

A closed circuit is a complete path that allows electric current to flow.

Front

What is the role of a battery in a circuit?

Back

A battery provides the source of electric current needed to power the circuit.

Front

What is a conductor?

Back

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

Front

What is the function of a switch in a circuit?

Back

A switch controls the flow of electric current by opening or closing the circuit.

Front

What is the effect of using an insulator in a circuit?

Back

Using an insulator will prevent electric current from flowing.