Standard Science Primary 4 Energy

Why are most frying pans made of metal but have wooden handles?

A Metal expands more than wood.
B Metal is a poor conductor; wood is a good conductor.
C Wood is stronger than metal.
D Metal is a good conductor of heat; wood is a poor conductor.
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Worked Solution

Step 1: The pan needs to transfer heat to the food quickly (Good conductor). Step 2: The handle needs to stay cool so we can hold it (Poor conductor/Insulator). Step 3: Metals are good conductors; wood is a poor conductor.

Correct answer: Metal is a good conductor of heat; wood is a poor conductor.

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