1 Matter and Radiation Level 1 0.0 / 5 ? PhysicsParticle physicsA2/A-levelAQA Created by: Riri2019Created on: 13-10-19 12:43 What is a nucleon? A nucleon is a neutron or a proton in the nucleus 1 of 7 What is an isotope? Isotopes are atoms of the same element but different mass number (and same proton number) 2 of 7 How do you calculate specific charge? Specific charge = charge/mass 3 of 7 What does the strong nuclear force do? The strong nuclear force overcomes the electrostatic force of repulsion between the protons in the nucleus and keeps the protons and neutrons together 4 of 7 What is alpha radiation? Particles that are each composed of two protons and two neutrons 5 of 7 What does beta radiation consist of? Beta radiation consists of fast moving electrons 6 of 7 What is gamma radiation? Gamma radiation is electromagnetic radiation emitted by an unstable nucleus and it has no mass nor charge 7 of 7
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