Standard Science Primary 4 Energy

Ravi wants to keep his ice cream from melting. Which material from the table would be the BEST for a storage box?

A Material X
B Material W
C Material Z
D Material Y
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Worked Solution

Step 1: To prevent melting, we need a poor conductor (insulator) to slow down heat gain. Step 2: A poor conductor will show the slowest temperature change. Step 3: Material Z maintained its temperature the longest.

Correct answer: Material Z

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