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Ch 20 Terms AE

Ch 20 Notes

QuestionAnswer
Wave Any Disturbance that transmits energy through matter or space
Medium A substance through which a wave can travel
Explain how energy transfers through a medium Wave go through a medium by vibration of particles
Describe how sound waves work It vibrates the particles and if there are none to vibrate there is no an
Describe how Ocean Waves transfer energy It must travel through a medium
Electromagnetic waves Waves that do not require a medium
5 Examples that operates using electromagnetic waves Microwave ovens, TV, Radio Signals, X Rays, and visible light
Explain how waves can be classified Based on the direction in which the particles of the medium vibrate compared with the direction in which the waves travel.
Describe how Transverse Waves Move Up and Down
Describe how Longitudinal Waves Move Back and Forth
Amplitude+ Drawing The maximum distance the wave vibrates from its rest position.
Wavelength+ Drawing The distance between any two adjacent crests or compressions in a series of waves
Frequency+ Drawing The number of waves produced in a given amount of time
Wave Speed+ Drawing The speed at which a wave travels
Wave Speed Formula V=λ x F
Reflection When a wave bounces back after striking a barrier
Refraction The bending of a wave as it passes at an angle from one medium to another
Diffraction The bending of waves around a barrier or through an opening
Interference The result of two or more waves overlapping
Created by: kamishar
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