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4.3 Sound, ultrasound and infrasound

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Question 2

A healthy young human ear has a limited range of hearing. Sound waves with frequencies below this range are classified as infrasound, while those above it are classified as ultrasound.

Which of the following represents the typical range of frequencies that can be detected by the human ear?

A

2 Hz2\text{ Hz}2 Hz to 200 Hz200\text{ Hz}200 Hz

B

20 Hz20\text{ Hz}20 Hz to 20,000 Hz20,000\text{ Hz}20,000 Hz

C

200 Hz200\text{ Hz}200 Hz to 200,000 Hz200,000\text{ Hz}200,000 Hz

D

2,000 Hz2,000\text{ Hz}2,000 Hz to 20,000 Hz20,000\text{ Hz}20,000 Hz

Markscheme

4.3 Sound, ultrasound and infrasound Questions

  1. GCSE
  2. /Physics
  3. /4.3 Sound, ultrasound and infrasound

35 exam-style questions on Edexcel GCSE Physics 4.3 Sound, ultrasound and infrasound, covering 4.3.1 Sound waves, vibrations and the human ear, 4.3.2 Ultrasound and infrasound, 4.3.3 Uses of ultrasound and infrasound, and 4.3.4 Sound waves passing between media. Each one has a worked solution and a mark scheme showing where the marks go.

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