Alpha Particle - Helium nucleus, stopped by paper, Beta Particle - electron, stopped by aluminum, Gamma Ray - energy, stopped by lead and concrete, fission - splitting of a nucleus into 2 nuclei, fusion - fusing together of 2 nuclei into one nucleus, half life - how long it takes for one half of a radioactive element to decay, transmutation - the changing of one element into another , marie curie - discovered radium and polonium, henri becquerel - father of radioactivity, geiger counter - determines how radioactive something is ,

Nuclear Energy

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النمط البصري

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