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Nuclear radiation and cancer risk
A scientist investigated a sample of a radioactive material to determine if it would be suitable for medical use.
There is an increased risk of cancer if the scientist is irradiated by nuclear radiation.
What property of nuclear radiation causes the increased risk of cancer?
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Marking points
- 1 State that nuclear radiation is ionising.
Full-mark answer
It is ionising.
Why this answer loses marks
It can penetrate the body.
The mark scheme requires the ionising property, not penetrating ability.