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19 Cards in this Set

  • Front
  • Back
amplitude
the strength or distance from peak to trough
audible
the ability to be heard
compression waves
a wave that carries sound energy by making something shorter by pressing or squeezing it
crest
the topmost part of a wave
frequency
how many waves per second, how often the vibration
gases
a form of matter that is not liquid nor solid. ex. air
liquids
fluids
morse code
a means of transmitting messages in which the letters of the alphabet are represented by various sequences of dots and dashes or short and long signals
pitch
the highest or lowness of a sound, pitch depends on the frequency of the vibration of the sound. the higher the frequency the higher the pitch. the lower the frequency the lower the pitch
resonance
an increase in the size of vibrations caused by applying a force that vibrates at the natural frequency of the object. the measure of how loud or long an object sounds after being struck
solids
a substance with definite shape
sonar
short for sound navigation and ranging, sonar helps find underwater objects. this devise sends out short bursts of sounds that are rflected back when they hit an object
submerged
underwater
transmission
a device for sending out some kind of signal
trough
the lowest part of the wave
tuning fork
a narrow, U-shaped metal device that produces a clear musical tone when hit. A tuning fork is often used to give the pitch for tuning musical intruments
vibration
the rapid back-and-forth motion of an object or wave. The vibrations of a plucked guitar string produce the sounds that you hear.
wave
a continuing up-and-down or back-and-forth motion that carries energy, but not matter, from one place to another
wave length
the distance between crests, or peaks or a wave