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Quiz Review

QuestionAnswer
Diffraction the change in direction of a wave when it encounters an 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 decreases amplitude
Principle of Superposition method of adding crests and troughs of interfering waves together to describe a new wave
Beats sounds produced by the interference of sound waves that are used to tune piano strings
Interference the combination of two or more waves that results in a single wave
Nodes points in a standing wave that have no vibration due to destructiver interference
Sound an energy made through vibraction
Pitch how high or low a sound is
Infrasonic too low for human hearing
Ultrasonic too loud for human hearing
Doppler occurs when the frequency of a wave changes based on the observer's point of view.
Accoustics the study of sound
Created by: Sarah234
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