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5.4 Uses and dangers of EM radiation

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Question 19

The potential threat and hazard to human tissue from electromagnetic waves increases as their:

A

wavelength increases

B

wavelength decreases

C

speed in a vacuum increases

D

speed in a vacuum decreases

Markscheme

5.4 Uses and dangers of EM radiation Questions

  1. GCSE
  2. /Physics
  3. /5.4 Uses and dangers of EM radiation

25 exam-style questions on Edexcel GCSE Physics 5.4 Uses and dangers of EM radiation, covering 5.4.1 Dangers of electromagnetic radiation, 5.4.2 Uses of electromagnetic radiation, 5.4.3 Radio waves and oscillations in circuits, and 5.4.4 Changes in atoms and nuclei generating radiation. Each one has a worked solution and a mark scheme showing where the marks go.

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