Advanced Science Primary 4 Energy

Tim poured 100ml of boiling water into four different cups. After 10 minutes, which cup will have the LOWEST temperature?

A A plastic cup
B A wooden cup
C A metal cup
D A styrofoam cup
Show Worked Solution

Worked Solution

Step 1: Metal is a good conductor of heat. Step 2: Good conductors allow heat to be lost to the surroundings quickly. Step 3: The metal cup will lose heat fastest, resulting in the lowest temperature.

Correct answer: A metal cup

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