Standard Science Primary 4 Energy

Why is the base of a frying pan usually made of metal while the handle is made of wood or plastic?

A Metal is cheaper than wood.
B Metal allows heat to reach the food faster, while wood prevents the handle from becoming too hot.
C Wood is stronger than metal.
D Plastic looks more attractive than metal.
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Worked Solution

Step 1: The base needs to conduct heat to cook food (Good conductor). Step [2-9]: The handle needs to be safe for the hand (Poor conductor). Step [2-9]: Metal base and wood/plastic handle satisfy these requirements.

Correct answer: Metal allows heat to reach the food faster, while wood prevents the handle from becoming too hot.

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