Standard Science Primary 5 Cycles

Ravi noticed water droplets forming on the outer surface of a cold soda can. Where did these droplets come from?

A Water leaking from inside the can.
B The can sweating due to heat.
C Rain falling on the can.
D Water vapour from the surrounding air condensing.
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Worked Solution

Step 1: The can is cold. Step 2: Surrounding air contains invisible water vapour. Step 3: Water vapour loses heat to the cold surface of the can. Step 4: Vapour turns into liquid water droplets (Condensation).

Correct answer: Water vapour from the surrounding air condensing.

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