Cambridge IGCSE Physics
5.2.1Detection of radioactivity
Detection of radioactivity in Cambridge IGCSE Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic12 practice questions1 lesson
Learning objectives
What the syllabus expects you to be able to do.
- 5.2.1.1Know what background radiation is.
- 5.2.1.2Know the main sources of background radiation: radon gas, rocks and buildings, food and drink, and cosmic rays.
- 5.2.1.3Know that ionising radiation is measured with a detector connected to a counter.
- 5.2.1.4Use count rates in counts per second or counts per minute.
- 5.2.1.5Supplement: use measurements of background radiation to find a corrected count rate.
Lessons
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Background radiation and detecting radiation
22 min
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