Lights and bells | Assessment Resource Banks

This task is about reading a circuit diagram.

Question

What happens when the switch is open, as in the diagram?

- The bulb is lit, but the bell does not ring.
- The bulb is not lit and the bell does not ring
- The bulb is lit and the bell rings.
- The bell rings, but the bulb is not lit.
- No current flows from the batteries.

Explain your answer.