Which wave moves perpendicular to to the medium (if there is one)
tranSverSe
define rarefaction
in a longitudinal wave, where the particles are spread apart
the speed of light is (miles per hour or meters per second
~670,000,000 mph or 300,000,000m/s
when a wave bends as it moves from one medium to another, this is called __________
refraction
A wave carries ___________
energy
How are sound and light waves different with respect to a medium?
Sound requires a medium, light does not.
define wavelength
distance between 2 crests or troughs
What is the relationship between frequency and wavelengh?
they are inversely related
As the wavelength increases, the energy ___________
decreases
The amplitude measures the ________ of a wave
intensity
Define trough
the bottom curve of the wave
sound travels slowest in ______
gas or air
define constructive interference
when two waves overlap and create a larger amplitude wave
Which property of a wave do we use to represent the pitch?
frequency
Which type of wave is this?
transverse
The two properties that increase energy if you increase them are:
frequency and amplitude
When instrumentalists tune their instruments they are listening for __________ ______
interference patterns
frequency is measured in what unit?
herz
Waves are caused by ______
vibrations
define compression
in a longitudinal wave where the particles are bunched together
define destructive interference
when waves overlap and cancel each other out
Define crest
the top curve of a transverse wave
Which type of wave is this?
longitudinal
when an object vibrates at a certain frequency, we call that its ____________
resonance
Which wave moves parallel with the medium vibrations.
longitudinal
higher frequency waves have more ________
energy