| Term | Definition |
|
lowest part of transverse wave |
trough |
|
the SI unit for frequency |
Hertz |
|
any interference in which waves combine so that the resulting wave is smaller than the largest of the original waves |
destructive interference |
|
the distance between any two successive identical parts of a wave |
wavelength |
|
highest point of a transverse wave |
crest |
|
an observed change in the frequency of a wave when the source or observer is moving |
Doppler effect |
|
a disturbance that transmits energy through a medium or space |
wave |
|
the matter through which a wave travels |
medium |
|
any interference in which waves combine so that the resulting wave is bigger than the original waves |
constructive interference |
|
the greatedt distance that particles in a medium move from there normal position when a wave passes |
amplitude |
|
the number of vibrations that occur in a 1 second interval |
frequency |
|
water and light waves are... |
transverse waves |
|
traffic and sound waves are... |
longitudinal waves |
|
a single disturbance going through a medium |
pulse |
|
places of no movement |
nodes |
|
places of maximum displacement from the baseline |
antinodes |
|
musical instruments are.... |
standing waves |
|
abbreviation for Hertz |
Hz |
|
degree of normal |
90 |
|
abbreviation for decibel |
dB |
|
threshold of pain |
120 dB |
|
seven parts of the electromagnetic spectrum (lowest wavelength to highest) |
gamma rays, x-rays, UV rays, visible light, infrared radiation, microwaves, radio waves |
|
as frequency increases, wavelength... |
decreases |