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4.3 Hazards and uses of radioactive emissions and of background radiation

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Question 8
F

A radiographer works with gamma sources every day. Why does the radiographer stand behind a lead screen while the equipment is being used?

[1]
A

To reduce the radiation dose that the radiographer receives at work

B

To stop the radiographer becoming contaminated with radioactive atoms

C

To prevent the radiation from making the radiographer's body radioactive

D

To reduce the background radiation in the rest of the hospital building

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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