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PS Chapter 18:Sound

PS Chapter 18:Sound Coach Leach

TermDefinition
sound energy A type of mechanical wave energy that can be detected by the human ear.
acoustic spectrum The continuum of all possible sound waves.
pitch How high or low an audible tone sounds to the human ear.
loudness Human perception of the intensity of a sound wave.
intensity A measure of the power contained in a wave.
timbre The distinctive sound of an instrument; also called quality.
fundamental tone The longest standing wave produced by a vibration of a structure.
overtone A shorter, faster vibration or high pitch in addition to the fundamental tone produced by a vibrating structure.
harmonic The fundamental tone and its overtones.
acoustic amplification The process of making a sound louder.
echolocation The process that uses the time interval and direction of an echo to determine the position of an object.
sonar A device for detecting submerged objects by using sound; an acronym for sound navigation and ranging.
infrasonic wave Sound wave having frequencies below the range of human hearing.
ultrasonic wave Sound wave having frequencies above the range of human hearing
sonography Technology that uses ultrasound to create images of objects found inside other objects.
Created by: CoachLeach
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