Gamma, An electromagnetic wave, Alpha, 2 protons 2 neutrons, Beta, Fast moving electron, Unstable, Will change structure, Half Life, Time taken for the number of radioactive nuclei to decrease to half the initial value, Lead, Stops gamma radiation (as well as alpha and beta), Aluminium, Stops beta radiation (as well as alpha), Paper, Stops alpha, Ionizing Radiation, Means radiation that can strip electrons from atoms, Become cancerous, Cells that are ionized can, -2, How does the proton number change during alpha emission, -4, How does the mass number change during alpha emission, +1, How does the proton number change during beta emission, No change, How does the mass number change during beta emission, Bequerels, Units of activity, Geiger Counter, Used to detect radiation
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Abellew1
Y11
Physics
Atomic structure
Radioactivity
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