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4.3 Sound, ultrasound and infrasound

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Question 6
F

A sound wave enters a material in which it travels faster. Its frequency stays the same. What happens to its wavelength?

[1]
A

It decreases.

B

It stays the same.

C

It increases.

D

It becomes zero.

Markscheme

4.3 Sound, ultrasound and infrasound Questions

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

112 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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