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Learning objective

Calculate speed using the slope of a straight section on a distance-time graph.

Read the explanation, check the common trap, then practise with flashcards and questions.

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE PhysicsMotion, forces and energyCore content

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Quick explanation

Calculate speed using the slope of a straight section on a distance-time graph

  • This point belongs to Motion, especially Motion outcomes.
  • You need to be able to calculate speed using the slope of a straight section on a distance-time graph.
  • The key ideas to know are Calculate.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Calculate

Why it matters

This objective helps connect Motion outcomes to exam-style questions, flashcards, and revision notes for Motion.

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Paper 3 structured question: Motion

Paper 3Theory (Core)2 marks

Description

Distance-Time Graph of a Car

The graph shows a straight line from 0 to 10 seconds, then a horizontal line from 10 to 15 seconds, and finally another straight line from 15 to 20 seconds.

  1. a

    State the speed of the car during the first 10 seconds.

    Aim for approximately 2 distinct marking points.

    [2]
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