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Quiz Review

QuestionAnswer
Diffraction the change in direction of a wave when it encounters and obstacle or edge
Refraction the bending of waves as they pass from one medium to another at an angle
Standing wave a pattern of vibration that resembles a stationary wave
Reflection the bouncing back of a wave when it meets a surface or boundary
Constructive Int interference that increases amplitude
Destructive Int interference that decrease amplitude
Principle of Superposition method of adding crests and troughs of interfering waves together to describe a new wave
Beats sounds produced by the inference of sound waves that are used to tune piano strings
Interference the combination of two or more wave that results in a single wave
Nodes points in a standing wave that have no vibration due to destructive interference
Sound produced when matter vibrates. Sound travels as a longitudinal wave
Pitch depends on the frequency ( how fats the medium vibrates) of a wave)
Infrasonic a sound that is below the range of human hearing ( less than 20 Hz)
Ultrasonic a sound that is above the range of human hearing ( greater 20,000 Hz)
Doppler a change in frequency/pitch of a sound wave. it is caused by motion between the sound source and receiver
Acoustics the science of sound
Created by: user-2021997
 

 



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