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sound voc. haley

sound voc.

TermDefinition
decibel a unit used to measure the intensity of a sound or the power level of an electrical signal by comparing it with a given level on a logarithmic scale
compression is a reduction in the number of bits needed to represent data.
rarefaction is a logarithmic unit used to express the ratio between two values of a physical quantity, often power or intensity.
Doppler Effect is the change in frequency of a wave (or other periodic event) for an observer moving relative to its source.
frequency the rate at which something occurs or is repeated over a particular period of time or in a given sample
hertz the SI unit of frequency, equal to one cycle per second.
ultrasonic of or involving sound waves with a frequency above the upper limit of human hearing
infrasonic relating to or denoting sound waves with a frequency below the lower limit of human audibility
echo a sound or series of sounds caused by the reflection of sound waves from a surface back to the listener
interference the action of interfering or the process of being interfered with reverberation
pitch the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone
rhythm a strong, regular, repeated pattern of movement or sound
oscilloscope a device for viewing oscillations, as of electrical voltage or current, by a display on the screen of a cathode ray tube
wavelength the distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave
crest comb or tuft of feathers, fur, or skin on the head of a bird or other animal
trough a long, narrow open container for animals to eat or drink out of
kilohertz a measure of frequency equivalent to 1,000 cycles per second.
megahertz one million hertz, especially as a measure of the frequency of radio transmissions or the clock speed of a computer
echolocation the location of objects by reflected sound, in particular that used by animals such as dolphins and bats.
Created by: mcshmh0712