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Video Física

Radioactivity Quick Quiz . IGCSE Physics

20 quick questions based on the radioactivity section of the IGCSE Physics syllabus.Why not get your students to take this quick quiz? Activity can be done individually or as a class.

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Half-life

"Half-life is the concept of time required for half of radioactive isotope’s nuclei to decay. The amount remaining is calculated as the (initial amount) (1/2) (# of 1/2 lives)^n in which the number of ...

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Radioactivity

"Radioactivity is a spontaneous process in which atoms with unstable ratios of protons and neutrons in their nuclei decompose into forms with higher stability. Radioactivity is unique because atoms ca ...