Unit 1 Definitions 0.0 / 5 ? PhysicsD.C. ElectricityWork, Energy, PowerParticle physicsASAQA Created by: natfarmer97Created on: 14-05-15 11:09 Isotope Atoms with the same number of protons but different number of neutrons 1 of 11 Pair production Two protons fired at each other at high speed with a lot of energy at the point of impact - the energy is converted into a proton and an antiproton 2 of 11 Quark confinement It is impossible to get a quark on its own 3 of 11 The Photoelectric effect The shining of light on a metallic surface which releases electrons 4 of 11 Wave-Particle Duality Particles can have wave-like properties and waves can have particle-like properties 5 of 11 Current Rate of flow of charge 6 of 11 1 Coulomb The amount of charge that passes in 1 second when the current is 1 ampere 7 of 11 Potential Difference Energy per unit charge 8 of 11 Ohm's Law Provided the temperature is constant, the current through an ohmic conductor is directly proportional to the potential difference across it 9 of 11 Resistivity The resistance of a 1m length with a 1m^2 cross sectional area 10 of 11 Power The rate of transfer of energy 11 of 11
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