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Electromagnetic spectrum

Electromagnetic spectrum

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Question 72

In which medium do all types of electromagnetic waves travel at the same speed of approximately 3 × 108 m/s?

A

air

B

a vacuum

C

glass

D

water

Markscheme

Electromagnetic spectrum Questions

  1. IGCSE
  2. /Physics
  3. /Electromagnetic spectrum

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

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