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4.3 Hazards and uses of radioactive emissions and of background radiation

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Question 25
F

Waste P has a half-life of 4 hours. Waste Q has a half-life of 4000 years. Which plan for dealing with the two wastes is the most sensible?

[1]
A

Store P deep underground for thousands of years, and release Q after a few days

B

Release both wastes immediately, because both of them will decay away in the end

C

Store P safely for a few days, and store Q deep underground for a very long time

D

Store both wastes for a few days, because their activities fall at the same rate

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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