Standard Science Primary 5 Systems

Jun Jie tested four materials to see if they conduct electricity. Which material allowed the bulb to light up?

A Material X (Glass)
B Material Y (Iron)
C Material Z (Wood)
D Material W (Plastic)
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Worked Solution

Step 1: Materials that allow electricity to pass through are conductors. Step 2: Most metals are good conductors of electricity. Step 3: Iron is a metal and will allow the bulb to light up.

Correct answer: Material Y (Iron)

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