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Question 179

Here are three statements about sound waves:

  1. The speed of a sound wave in air is approximately 340 m/s.
  2. Sound waves can travel through a vacuum.
  3. Sound waves travel faster in water than in air.

Which statements are correct?

A

1 and 2 only

B

1 and 3 only

C

2 and 3 only

D

1 only

Markscheme

Sound Questions

  1. IGCSE
  2. /Physics
  3. /Sound

295 exam-style questions on CIE IGCSE Physics Sound, covering Sound. Each one has a worked solution and a mark scheme showing where the marks go.

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