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4.2 Atoms and nuclear radiation

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Question 15
F

Strawberries are irradiated with gamma radiation to kill bacteria on them. What happens to the strawberries?

[1]
A

They become radioactive and have to be stored in a lead box

B

They do not become radioactive and are safe to eat afterwards

C

They emit gamma radiation themselves for a few days afterwards

D

They become contaminated with radioactive atoms from the source

Markscheme

4.2 Atoms and nuclear radiation Questions

  1. GCSE
  2. /Physics
  3. /4.2 Atoms and nuclear radiation

40 exam-style questions on AQA GCSE Physics 4.2 Atoms and nuclear radiation, covering 4.2.1 Radioactive decay and nuclear radiation, 4.2.2 Nuclear equations, 4.2.3 Half-lives and the random nature of radioactive decay, and 4.2.4 Radioactive contamination. Each one has a worked solution and a mark scheme showing where the marks go.

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