Standard Science Primary 5 Cycles

Study the diagram of the water cycle. Which process involves a loss of heat?

A Process B (Condensation)
B Process A (Evaporation)
C None of the processes
D Process C (Precipitation)
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Worked Solution

Step 1: Process A (Evaporation) turns liquid to gas, requiring heat gain. Step 2: Process B (Condensation) turns warm gas into liquid clouds. Step 3: Condensation occurs when water vapour LOSES heat to cooler surrounding air.

Correct answer: Process B (Condensation)

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