Learn the key concepts of Rate of Decay and Half-Life in this IGCSE Physics lesson.
In this video, we explain how radioactive activity changes over time, what half-life means, and how to interpret decay graphs and solve typical IGCSE Physics questions.
📚 Topics covered:
Rate of radioactive decay
Activity and count rate
Half-life
Decay curves
Finding half-life from graphs
Comparing radioactive samples
Background radiation
Half-life calculations
Common exam question types
Key exam tips
This lesson is ideal for students preparing for Cambridge IGCSE Physics who want to strengthen their understanding of radioactivity and become more confident with half-life calculations and graph questions.
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