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4.3 Hazards and uses of radioactive emissions and of background radiation

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Question 5
F

Which type of radiation is most suitable for a medical tracer that must be detected outside the patient's body?

[1]
A

Gamma radiation, because it passes out through the patient's tissue

B

Alpha radiation, because it is strongly absorbed by the patient's tissue

C

Beta radiation, because it is stopped by a few millimetres of aluminium

D

Alpha radiation, because it ionises the patient's tissue very strongly

Markscheme

4.3 Hazards and uses of radioactive emissions and of background radiation Questions

  1. GCSE
  2. /Physics
  3. /4.3 Hazards and uses of radioactive emissions and of background radiation

40 exam-style questions on AQA GCSE Physics 4.3 Hazards and uses of radioactive emissions and of background radiation, covering 4.3.1 Background radiation, 4.3.2 Different half-lives of radioactive isotopes, and 4.3.3 Uses of nuclear radiation. Each one has a worked solution and a mark scheme showing where the marks go.

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