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Ch. 14 Holt

waves

TermDefinition
wave a periodic disturbance in a solid, liquid, or gas as energy is transmitted through a medium
medium a physical environment in which phenomena occur
mechanical wave a wave that requires a medium through which to travel
electromagnetic wave a wave that consists of oscillating electric and magnetic fields, which radiate outward at the speed of light
transverse wave a wave in which the particles of the medium move perpendicular to the direction the wave is traveling
longitudinal wave a wave in which the particles of the medium vibrate parallel to the direction of wave motion
crest the highest point of a wave
trough the lowest point of a wave
amplitude the maximum distance that the particles of a wave's medium vibrate from their rest position
wavelength the distance from any point on a wave to an identical point of the next wave
period the time that it takes a complete cycle or wave oscillation to occur
frequency the number of cycles or vibrations per unit of time
Doppler effect an observed change in the frequency of a wave when the source or observer is moving
Created by: haasem
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