Physics GCSE
radiotherapy
What radiotherapy means in Physics GCSE, as defined for AQA.
Definition of radiotherapy
Check what you remember
Read the wording for your board, then hide it and explain radiotherapy in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
High-energy gamma beams are aimed at a tumour from several directions so the beams cross only at the tumour, or a sealed source is implanted next to it.
Topics that use radiotherapy
- Uses of nuclear radiation (AQA GCSE)
Related terms
- gamma cameras
- medical tracers
- reaching a conclusion
- perceived versus measured risk
- using supplied data
- weighing benefit and risk
Using radiotherapy in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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