Radioactive dating - how does it tell us how old rocks are?
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Rocks can contain radioactive elements that breakdown (decay) over time at a set rate. We can use this decay to work out the age of the rocks. In this episode, we do a brief look at the process, and how we know it works.Visit our Members Section - Over 90 teaching resources that are classroom-ready to help you teach Earth science. Check them out!Support the show
Radioactive dating - how does it tell us how old rocks are?