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Cambridge IGCSE Physics

1.6Momentum

Momentum in Cambridge IGCSE Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic13 practice questions1 lesson

Overview

Supplement content only: examined on the Extended papers.

Learning objectives

What the syllabus expects you to be able to do.

  1. 1.6.1Supplement: define momentum as mass × velocity and use p = mv.
  2. 1.6.2Supplement: define impulse as force × time for which it acts and use impulse = FΔt = Δ(mv).
  3. 1.6.3Supplement: use conservation of momentum to solve simple problems in one dimension.
  4. 1.6.4Supplement: define resultant force as the rate of change of momentum and use F = Δp/Δt.

Lessons

  • Momentum and impulse

    30 min

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Sample question

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

Momentum: sample question

1 mark

Calculate the momentum of a 1500 kg1500\ \text{kg} car travelling at 20 m/s20\ \text{m/s}.

Answer in kg m/s.

Turn Momentum into a strength.

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