Foundation Science Primary 6 Energy

Why is the bulb in the diagram NOT lit?

A The wires are too long.
B The switch is open.
C The battery is flat.
D There is no bulb.
Show Worked Solution

Worked Solution

Step 1: Look at the switch in the diagram. Step 2: An open switch creates a gap. Step 3: Electricity cannot jump across the air gap in a standard circuit.

Correct answer: The switch is open.

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