Unit 1 resit 3.0 / 5 based on 1 rating ? PhysicsASAQA Created by: Jonathan WorsleyCreated on: 31-12-12 15:37 Relative mass of an electron 0.0005 1 of 8 What does "A" stand for Nucleon number 2 of 8 What does "Z" stand for Proton number 3 of 8 What can make an atom unstable Too many neutrons 4 of 8 What force does the charge of a proton create? Electrostatic force 5 of 8 What does the strong nuclear force do? Binds NUCLEONs together 6 of 8 What happens in Beta minus decay? Electron is emitted, neutron is changed into proton, anti neutrino is released 7 of 8 What is normally produced in pair production and why? Electron-positron pairs because they have low mass. 8 of 8
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