Advanced Science Primary 4 Matter

Which of the following is a similarity between boiling and evaporation?

A Both occur at a fixed temperature.
B Both involve heat gain.
C Both occur throughout the liquid.
D Both are fast processes.
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Worked Solution

Step 1: Boiling and evaporation both describe liquid turning into gas. Step [2-9]: Both processes require the liquid to gain heat energy.

Correct answer: Both involve heat gain.

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