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Learning objective

Understand that the acceleration due to gravity (g) near the Earth's surface is approximately constant at 9.8 m/s².

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  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined ScienceMotion, forces and energySupplement content

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Quick explanation

Understand that the acceleration due to gravity (g) near the Earth's surface is approximately constant at 9.8 m/s²

  • This point belongs to Motion, especially Motion outcomes.
  • You need to be able to understand that the acceleration due to gravity (g) near the Earth's surface is approximately constant at 9.8 m/s².
  • The key ideas to know are State and Explain.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

StateExplain

Why it matters

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

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Paper 4 structured question: Motion

Paper 4Theory (Extended)2 marks

Description

Falling Objects

When an object is dropped from a height, it accelerates towards the Earth due to gravity. The acceleration is approximately 9.8 m/s².

  1. a

    Explain the significance of the value 9.8 m/s² in the context of falling objects.

    Aim for approximately 2 distinct marking points.

    [2]
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Cambridge IGCSECombined Science resources