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Wave Interferance

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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 resemble a stationary wave
Reflection The bouncing back of a wave when it meets a surface or boundary
Constructive Interference Interference that increases amplitude
Destructive Interference 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 result in a single wave
Nodes Points in a standing wave that have no vibration due to destructive interference
Sound A type of medium that travels through the air or any other medium as vibrations of pressure waves
Pitch How high or low the sound is
Infrasonic Frequency below those of sound waves that can be detected by the human ear
Ultrasonic A frequency above those of sound waves that can be detected by the human ear
Doppler When a sound seems to change pitch as it moves closer to you or further away
Acoustic The science that deals with the production, control, transmission, reception, and effects of sound
Created by: 2030320aw
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