Nuclear radiation 1.0 / 5 based on 1 rating ? PhysicsRadioactivityGCSEOCR Created by: LeanneJane23Created on: 29-01-16 16:39 what is radiation? taking energy from one place to another 1 of 16 What is alpha radiation ? nucleus of a helium atom 2 of 16 What is the charge of alpha radiation? +2 3 of 16 What does the unstable nucleus of alpha radiation release ? helium nucleus - 2 protons , 2 neutrons 4 of 16 What is beta radiation ? a electron with fast moving high energy 5 of 16 What is the charge of Beta radiation? -1 6 of 16 What happens to the unstable nucleus in beta radiation? unstable nucleus = new nucleus + beta particle 7 of 16 What is gamma radiation? a high frequency , short wavelength , electromagnetic wave 8 of 16 What is the charge of gamma ? it does not have a charge 9 of 16 What happens to the unstable nucleus of gamma ? unstable nucleus = new nucleus + gamma radiation 10 of 16 What is ionising radiation? when radiation collides with neutral atoms or molecules it alters their structure by knocking off electrons 11 of 16 What will ionising radiation leave behind ? ions 12 of 16 If ionising radiation is eaten what disease can it cause? Cancer 13 of 16 What can't gamma pass through ? paper 14 of 16 What can't Beta pass through? aluminium 15 of 16 What can't alpha pass through? lead or concrete 16 of 16
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