Standard Science Primary 4 Energy

Siti wants to keep her tea hot for a longer time. Which material should she use for her mug?

A Glass
B Metal
C Plastic
D Ceramic
Show Worked Solution

Worked Solution

Step 1: To keep tea hot, we need a poor conductor of heat (insulator). Step 2: Insulators slow down heat loss. Step 3: Plastic is a poor conductor of heat compared to the others.

Correct answer: Plastic

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