Advanced Science Primary 5 Cycles

Which of the following processes involves a LOSS of heat from water?

A Water turning into water vapor.
B Water boiling at 100°C.
C Ice melting into water.
D Steam turning into water droplets.
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Worked Solution

Step 1: Heat loss causes a substance to cool down or change state towards a solid. Step 2: Steam (gas) to water (liquid) is condensation. Step 3: Condensation occurs when gas loses heat to a cooler surface.

Correct answer: Steam turning into water droplets.

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