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PS: Ch 11 T

sound that occurs when a lip interferes with air flow and creates regular pulses of compression edge tone
time needed for 1 wave to pass wave period
Different kinds of wave interference constructive or destructive
length of a wave wavelength
the distance between 2 notes in music interval
system where sound is used to detect underwater objects sonar
sounds made by musical instruments that contain higher frequencies than the fundamental overtones
vibrations traveling through a medium of longitudinal pressure waves sound
change in the direction of a wave because of a collision with an object reflection
sound in which the frequency is below human hearing infrasonic
random sound with no intended pattern noise
instrument family that contains the trumpet and tuba brass
instrument family that contains various opening and closing holes in a tube woodwinds
the distinctive sound quality of a musical instrument timbre
instrument family that have to be struck to create sound percussion
most versatile and widely played instrument in modern times piano
when driving and natural frequency is the same resonance
set of frequencies where an object vibrates natural frequency
when an object is moving faster than the speed of sound, it creates a violent compression pulse known as __?__ Shock Wave
A hollow body that reverberates sound waves to make the sound louder resonator
2 major types of waves transverse and longitudinal
major type of wave that has a crest followed by a trough and particles oscillate at right angles from the direction of the wave transverse wave
major type of wave that has a compression pulse followed by a refraction pulse and particles oscillate in the direction of the wave longitudinal wave
Created by: Mrs. Sechrist