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QuestionAnswer
Diffraction the change in direction of a wave when it encounters and obstacle or edge
refraction the bendign 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 boundry
constructive int interference that increases amplitude
destructive int interference that decrease amplitude
principle of superposition method of adding crest 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 vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.
pitch Pitch describes how high or low a sound is. Pitch depends on how fast or slow an object is vibrating. Sounds can have different pitches, frequencies, wavelengths, and amplitude so they sound different to our ears.
infrasonic relating to or denoting sound waves with a frequency below the lower limit of human audibility.
ultrasonic of or involving sound waves with a frequency above the upper limit of human hearing.
doppler of, relating to, or utilizing a shift in frequency in accordance with the Doppler effect
acoustics the properties or qualities of a room or building that determine how sound is transmitted in it.
Created by: user-2022577
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