Waves 3.0 / 5 based on 1 rating ? PhysicsWavesA2/A-levelAQA Created by: emilymeirCreated on: 07-03-19 19:33 Waves that vibrate in one plane only plane-polarised 1 of 22 Waves in which the direction of vibration is perpendicular to the direction in which the wave travels transverse 2 of 22 The maximum displacement of a vibrating particle Amplitude 3 of 22 At a given time is the fraction of a cycle the wave has completed since the start of the cycle Phase 4 of 22 The spreading of a wave through a gap or edge Diffraction 5 of 22 Two sources of waves are ******** if they emit waves with a constant phase difference Coherent 6 of 22 The adding together of two or more wave forms Superposition 7 of 22 Packets of energy Photons 8 of 22 Effect when electrons are emitted when em waves land on metals Photoelectric 9 of 22 How waves act as particles and vice-versa Duality 10 of 22 Wave patterns with nodes and antinodes formed when two or more progressive waves of the same frequency and amplitude pass through each other Stationary waes 11 of 22 Unit of frequency Hertz 12 of 22 The time for one complete wave to pass a fixed point Period 13 of 22 When waves change speed/direction when they cross a boundary Refraction 14 of 22 When a wave crest meets a wave crest Supercrest 15 of 22 When a wave trough meets another trough Supertrough 16 of 22 Resultant displacement when a crest meets a trough of the same amplitude zero 17 of 22 Two types of interference constructive and destructive 18 of 22 Constant relating frequency and energy of photons Planck's Constant 19 of 22 A point of no displacement node 20 of 22 Point of maximum displacement antinode 21 of 22 Pattern of vibration seen at the lowest possible frequency that gives a pattern first harmonic 22 of 22
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