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ZIMSEC O-Level Physics

1Measurement and physical quantities

Measurement and physical quantities in ZIMSEC O-Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic64 practice questions4 lessons

In this topic

Lessons

  • Density and floating

    10 min

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  • Measuring length, volume and time

    30 min

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  • SI units, prefixes and derived units

    25 min

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  • Scalars and vectors

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Measurement and physical quantities: sample question

1 mark

A metal block measures 5.0 cm×4.0 cm×2.0 cm5.0\ \text{cm} \times 4.0\ \text{cm} \times 2.0\ \text{cm} and has a mass of 108 g108\ \text{g}. Calculate its density.

Answer in g/cm³.

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