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Syllabus

Sound and Noise — Syllabus

ICSE · Class 5 · Science

What Sound and Noise covers in ICSE Class 5 Science: 4 topics, for the 2026-27 session. Part of the ICSE Class 5 Science syllabus.

52 questions30 flashcards5 concepts

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4 Topics · ICSE Class 5 Science · 2026-27

Topics in Sound and Noise

1

Sources of Sound

  • Sounds are produced when something vibrates.
  • Human beings make sounds by talking, laughing, clapping, coughing, and sneezing.
  • Animals make different sounds like barking, roaring, chirping, and hissing.
2

Pleasant and Unpleasant Sounds

  • Pleasant sounds make us happy and relaxed, like music or birds chirping.
  • Unpleasant sounds make us uncomfortable or stressed, like honking or loud drilling.
  • Soft sounds are usually pleasant (e.g., whispering, clock ticking).
3

Warning Sounds

  • Some loud sounds are used to warn people about danger or emergencies.
  • Fire alarms alert people to evacuate during a fire.
  • Sirens from fire engines, ambulances, and police vehicles help them move quickly through traffic.
4

Noise and Noise Pollution

  • Loud, unpleasant sound that harms health is called noise.
  • Continuous exposure to loud sounds causes noise pollution.
  • Sources include vehicles, factories, loudspeakers, and home appliances.

Key Concepts

Central concept: Sound

Sources of SoundTypes of SoundsWarning SoundsNoise PollutionWays to Reduce Noise

Work through every topic in Sound and Noise with notes and quizzes

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Frequently Asked Questions

What are the important topics in Sound and Noise for ICSE Class 5 Science?
Key topics in Sound and Noise include Sources of Sound, Pleasant and Unpleasant Sounds, Warning Sounds, Noise and Noise Pollution. Study these first, then practise questions on each for Class 5 exams.
How should I revise Sound and Noise for Class 5 exams?
Learn the core ideas first, then work through the 52 practice questions on Sound and Noise. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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