Properties of sound waves Flashcards
what is a sound wave
a sound wave is represented in a longitudinal wave
what is a longitudinal wave
it moves to and fro in the same direction that its travelling in
what is a wavelength
the distance from one point of a wave to the same on the next
what is the frequency
number of complete waves produced
what is the amplitude
the maximum height of the wave
what are some features of a low amplitude
low energy, quiet noise
what are some features of a high amplitude
high energy, loud noise
what are some features of a low frequency
low pitched note
what are some features of a high frequency
high pitched note
what does sound need to be transmitted
particles
what does vibration cause to your ears
eardrums to vibrate
what does vibrtation do to sound
vibration causes neighbouring particles to vibrate which makes sound
what is the measurement of sound
Decibles (Db)
what does sound do to the medium
causes it to vibrate
what is the rare fraction
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