Standard Science Primary 5 Cycles

Which of the following processes involves a GAIN of heat by water?

A Evaporation and Melting
B Evaporation and Condensation
C Condensation and Freezing
D Melting and Freezing
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Worked Solution

Step 1: Evaporation (liquid to gas) requires heat to break bonds. Step 2: Melting (solid to liquid) requires heat. Step 3: Both processes involve gaining heat from the environment.

Correct answer: Evaporation and Melting

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