Standard Science Primary 4 Energy

Siti placed a metal spoon and a plastic spoon into a bowl of hot water. After 5 minutes, the metal spoon felt much hotter than the plastic spoon. Why?

A Metal is a better conductor of heat than plastic.
B Plastic is a better conductor of heat than metal.
C The metal spoon absorbed more water than the plastic spoon.
D Heat flows from the spoons to the hot water.
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Worked Solution

Step 1: Identify the heat source (hot water). Step 2: Heat flows from the water to the spoons. Step 3: Metal conducts heat faster than plastic, so it feels hotter quickly.

Correct answer: Metal is a better conductor of heat than plastic.

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