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4.3 Hazards and uses of radioactive emissions and of background radiation

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Question 23
F

Table gives information about four radioactive isotopes.

Table: The type of radiation emitted and the half-life of four radioactive isotopes

IsotopeType of radiation emittedHalf-life
Walpha6 hours
Xgamma6 hours
Ygamma30 years
Zbeta12 seconds

Which isotope is the most suitable to use as a medical tracer?

[1]
A

W

B

X

C

Y

D

Z

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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