Electricity and Circuits Quiz

What provides electricity to a torch?

• Battery

• Solar panel

• Wind turbine

• Water pump

How many terminals does an electric cell have?

• One

• Two

• Three

• Four

The positive terminal of an electric cell is marked with:

• A minus sign (-)

• A plus sign (+)

• A zero (0)

• None of these

What is the thin wire inside a bulb called?

• Lead

• Filament

• Terminal

• Cap

The purpose of the filament in a bulb is to:

• Hold the bulb

• Emit light

• Supply power

• Connect the terminals

What is an electric circuit?

• A broken path

• A complete path for electric current

• A switch

• A type of battery

What happens when a bulb is fused?

• It glows brightly

• It breaks into pieces

• Its filament is broken

• It becomes heavier

What is the purpose of an electric switch?

• To generate electricity

• To break or complete a circuit

• To heat the circuit

• To cool the circuit

Which of these is a conductor of electricity?

• Rubber

• Plastic

• Copper

• Wood

Which of the following materials is an insulator?

• Copper wire

• Aluminum foil

• Plastic

• Iron nail