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Electromagnetic spectrum

Electromagnetic spectrum

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Question 173

Which part of the electromagnetic spectrum is detected by thermal imaging cameras to identify people in darkness or smoke?

A

radio waves

B

infrared radiation

C

ultraviolet radiation

D

X-rays

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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