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15 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
PITCH
A description of a sound as high or low
a bat-high
tuba-low
INTENSITY
The amount of energy carried by a wave in a certain amount of time.
TIMBRE
Sound quality.
wood
SONAR
High frequency ultrasonic waves that are used in a system called sound navigation and ranging, or sonar.
dolphins
ULTRASONIC
sound frequencies higher than 20,000 hertz.
The BEST!!!
ACOUSTICS
The science of sound.
DECIBEL
A scale used to measure the relative intensity of sound.
Turn that down!
DOPPLER EFFECT
The change in pitch; sound or light that occurs whenever there is motion between the source and its observer.
wow, wow, wow
AMPLITUDE, WAVELENGTH, FREQUENCY
The three things sound depends on.
CONSTRUCTIVE INTERFERENCE
When sound waves combine in such a way that the resulting disturbance is greater than either wave alone.
more than >
DESTRUCTIVE INTERFERENCE
When sound waves combine is such a way that the resulting disturbance is less than either wave alone.
less than <
BEAT
Repeated changes in loudness
Music
DEAD SPOT
Destructive interference can produce spots where sound can't be heard at all.
:(
NOISE
Has no pleasing quality, no identifiable pitch, and no definite relationship between the fundamental and overtone.
:p
20-20,000 HERTZ
The range of human hearing from the low end to the high end.