sound
speaking, slapping a table, slamming a door, etc
what is sound?
the separation of frequencies traveling at different speeds in a medium
what is dispersion?
1/T
what is frequency?
the principal that noise cancelling headphones are based on
what is destructive interference?
echolocation
what is communication used by toothed whales and bats?
ears
waves travel in this
what is a medium?
meters (m)
what is the unit used for distance?
the difference between 2 compressions when referring to a sound wave.
what is wavelength?
a vacuum
what is something a wave cannot travel through?
undesired sound
what is noise?
transverse waves-> perpendicular to direction of movement
longitudinal waves->parallel to direction of movement
what are the characteristics of the types of waves?
when wavelength equals length in regards to a standing wave
what is the second harmonic?
how consistent your answers are and/or how many sigfigs you have
what is precision?
343 m/s at 20ยบ celsius at sea level
what is the speed of sound?
energy->physical system->vibration->medium carries
what is producing sound?
wave direction bending when the medium changes
what is refraction?
lambda * frequency
what is velocity?
't' v. 'x' on the horizontal axis label on a graph displaying a wave
what is the difference between graphing period v. wavelength?
fear frequency
what is infrasound?
frequency, Hz
what is pitch?
opposite perspectives of the same repeating event
what is period (s) v. frequency (1/s)?
FA=-FR
What is the relationship between applied force and restoring force?
vroooOOOOOoooom (observed frequency changing based on the observer's and the source's velocity)
what is the doppler effect?
the maximum displacement from equilibrium on a standing wave
What is an antinode?