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5.2.1 Background radiation and measuring count rate

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Question 23

Some sources of background radiation occur naturally, while others are the result of human activity.

Which of the following is a man-made (human activity) source of background radiation?

A

cosmic rays

B

radon gas from the ground

C

radioactive isotopes in food

D

medical X-rays

Markscheme

5.2.1 Background radiation and measuring count rate Questions

  1. IGCSE
  2. /Physics
  3. /5.2.1 Background radiation and measuring count rate

44 exam-style questions on CIE IGCSE Physics 5.2.1 Background radiation and measuring count rate. Each one has a worked solution and a mark scheme showing where the marks go.

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