Foundation Science Primary 5 Systems

Study the circuit diagram below. What is missing from the circuit to make the bulb light up?

A Another bulb
B A switch
C More wires
D A battery
Show Worked Solution

Worked Solution

Step 1: Identify the components in the circuit (bulb, wires, closed switch). Step 2: Recognize that a circuit needs an energy source to light a bulb. Step 3: A battery is the energy source missing from this circuit.

Correct answer: A battery

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free