An abandoned uranium mine in Australia
The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and SQA exam specifications.
Analysis of uranium ore samples detected unusual abundances of isotopes. Calculations involving radioactive half-lives help to explain how a natural nuclear fission reactor could have accounted for the results.
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