Physics 0.0 / 5 ? SciencePhysicsGCSEAQA Created by: JemmaCreated on: 26-04-13 14:03 Gamma radiation electromagnetic radiation. Waves not particles. 1 of 5 Alpha radiation Made up of 2 protons and 2 neutrons. Stopped by paper 2 of 5 Beta radiation High-energy electrons. Stopped by Aluminium. 3 of 5 Isotope atoms of the same element with the same number of protons and a different number of protons 4 of 5 Mass number Total number of protons + neutrons in an atom 5 of 5
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