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ch 14 vocabulary

TermDefinition
wave a periodic disturbance in a solid, liquid,or gas as energy is transmitted through a medium
medium a physical enviroment in which phenomena occur
mechanical wave a wave that requires a medium in wich 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 particles of the medium move perpendicular to the direction the wave is traveling
longitudinal wave a wave in whivh the particles of the medium vibrate parallel to the direction of wqave motion
crest the highest point
trough the lowest pint of a wave
ampitude the maximum distance that the particles of a waves medium vibrated from their rest position
wave lenght the distance from any point on a wave to an identical point on the next wave
period the time that it takes a complete cycle of a wave oscilltion 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 of observer is moving
reflection the bouncing back of a ray of light sound or heat when the ray hits
diffraction a change in the direction of a wave when the wave finds
refraction the bending of a wavefront as the wavefront
interference the combination og two or more waves
consructive interferference wave amplitude is the sum of two individual waves
destructive interfernece smaller amplitude than the larger of the two waves
standing waves can form when a wave is reflected at the boundary of a medium
Created by: colossal_fezz
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