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5.4 Uses and dangers of EM radiation

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Question 19
F

A rescue team searches for a person on an unlit hillside using a thermal imaging camera. Which statement explains how this camera detects the person?

[1]
A

It detects infrared radiation emitted by the person.

B

It detects visible radiation reflected by the person.

C

It detects ultraviolet radiation emitted by the person.

D

It detects microwave radiation reflected by the person.

Markscheme

5.4 Uses and dangers of EM radiation Questions

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

104 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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