O-LevelPhysicsThermal Physics5054/11 · Oct/Nov 2021 · Q161 Mark

The diagram shows a room temperature liquid in a beaker. What reduces the rate of loss of liquid by evaporation?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Ablowing air across the top of the beaker

Bheating the liquid

Cputting a lid on the beaker

Dtransferring the liquid to a beaker with a larger diameter

✓ Correct answer

C: putting a lid on the beaker

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Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2021 Paper 1 Variant 1, question 16.

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