Waves - IGCSE Combined Sciences physics 3.0 / 5 based on 1 rating ? PhysicsWaves and SoundGCSEAll boards Created by: Sebastian BaileyCreated on: 21-08-10 08:46 Infrared radiation can be detected by ____? A geiger counter 1 of 7 Film is used to detect which electromagnetic wave? X-Ray 2 of 7 Sound is produced from a vibrating source and travels my compressing and rerefacting the air particles in a _____ wave Longitudinal 3 of 7 A verticaly-symmetrical Wave X has a distance of 10cm from Crest to Trough. What is its amplitude? 5cm 4 of 7 When light is reflected, the angle of incidence is equal to the _______ Angle of reflection 5 of 7 As light enters a more dense substance, it slows down and refracts ____ the normal Towards 6 of 7 Why are optical fibre cables preferable to standard copper wires? Carry more data and lose less power 7 of 7
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