Radioactivity Safety 0.0 / 5 ? PhysicsRadioactivityGCSEAQA Created by: asho glenoCreated on: 10-04-15 12:20 Alpha, beta and gamma radiation can enter... living cells and collide with the molecules 1 of 11 These collisions cause... ionisation, which can destroy the molecules 2 of 11 Lower doses cause minor damage... without killing the cell 3 of 11 This can make mutant cells... divide uncontrollably (cancer) 4 of 11 People can get radiation sickness if... body cells are affected by high doses of radiation 5 of 11 BETA AND GAMMA are dangerous... OUTSIDE THE BODY, as they can penetrate into delicate organs 6 of 11 ALPHA is dangerous... INSIDE THE BODY, as they do their damage in a localised area 7 of 11 Never allow... skin contact 8 of 11 Hold the source at... an arms length 9 of 11 Keep source pointing away... from the body 10 of 11 Lead absorbs all three types of radiation so... keep it in a lead box 11 of 11
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