Waves 0.0 / 5 ? PhysicsWavesGCSEAQA Created by: dbewleyCreated on: 23-09-13 16:48 How we measure the frequency of waves Hertz 1 of 7 Waves changing direction Diffraction 2 of 7 A part of space with no particals Vacuum 3 of 7 90 from the mirror Normal 4 of 7 A flat mirror Plane Mirror 5 of 7 An image that is not really there Virtual Image 6 of 7 A mach Microphone 7 of 7
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