O-LevelPhysicsMeasurement5054/12 · Oct/Nov 2025 · Q71 Mark

A quantity of water is poured into a measuring cylinder. A small piece of rock is then added carefully. The diagrams show the water levels and the measuring cylinder scales. [Figure 7.1] What are the correct values for the volumes of water and rock?

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Avolume of water/cm³: 32.5, volume of rock/cm³: 22.0

Bvolume of water/cm³: 32.5, volume of rock/cm³: 54.5

Cvolume of water/cm³: 35.0, volume of rock/cm³: 24.0

Dvolume of water/cm³: 35.0, volume of rock/cm³: 59.0

✓ Correct answer

C: volume of water/cm³: 35.0, volume of rock/cm³: 24.0

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Topic: Measurement, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2025 Paper 1 Variant 2, question 7.

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