Physics GCSE
natural sources
What natural sources means in Physics GCSE, as defined for AQA.
Definition of natural sources
Check what you remember
Read the wording for your board, then hide it and explain natural sources in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Sources such as rocks and cosmic rays from space that contribute to background radiation.
Topics that use natural sources
- Background radiation (AQA GCSE)
Related terms
- background correction
- dose versus activity
- occupational dose
- risk to tissue
- altitude and cosmic rays
- dose monitoring
- man-made sources
- radon and geology
Using natural sources 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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