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6.5 Uses and dangers of radioactivity

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Question 37
H

A hospital receives two identical sealed packets of instruments. Packet P was sterilised using gamma radiation from an external sealed source. Packet Q was splashed with a radioactive solution after packaging. Which statement correctly identifies the hazard when the packets are handled?

[1]
A

P may transfer radioactive material to the handler; Q has only been irradiated.

B

P has no added radioactive material; Q may transfer radioactive material to the handler.

C

Both may transfer radioactive material because both have been exposed to radiation.

D

Neither may transfer radioactive material because both packets remain sealed.

Markscheme

6.5 Uses and dangers of radioactivity Questions

  1. GCSE
  2. /Physics
  3. /6.5 Uses and dangers of radioactivity

97 exam-style questions on Edexcel GCSE Physics 6.5 Uses and dangers of radioactivity, covering 6.5.1 Uses of radioactivity, 6.5.2 Dangers of ionising radiation and precautions, 6.5.3 Half-life and radiation dangers, 6.5.4 Safety precautions for radiation exposure, and 6.5.5 Contamination and irradiation. Each one has a worked solution and a mark scheme showing where the marks go.

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