anatomy of a wave
What is the highest point of the wave above the line or origin?
CREST
what is the amount of energy that a wave carries past a certain area each second?
intensity
which type of wave can travel through matter or through empty space?
electromagnetic waves
the bending of a wave when it moves from one material into another is
refraction
waves carry energy from place to place without transporting _____________.
matter
Signifies the original position of the medium
Line of origin
the intensity of sound waves is measured in units of ?
DECIBELS
electromagnetic waves have a range of _____ and _______ called the electromagnetic spectrum.
frequencies and wavelengths
the bending of waves around an object is due to
diffraction
for compressional waves, the points where the medium is close together are called ___________
compressions
The lowest point of the wave below the line of origin
Trough
what is the human perception of the frequency of sound?
pitch
the intensity of waves is a measure of the amount of _____ that the waves carry.
energy
an increase in a sounds pitch corresponds to an increase in what other property?
frequency
When waves bounce off a surface it is known as ?
reflection
The distance between two consecutive crests
wavelength
sound waves are compression or transverse waves?
compressional waves
do all radio waves have the same speed? yes or no
YES
which of the following are units for measuring frequency?
hertz
The bending of waves AROUND an object is known as?
diffraction
The distance from the line of origin to a crest or a trough of a wave
Amplitude
you hear a sound when a sound wave reaches your __________ and causes structures in your ear to vibrate.
ear
ultraviolet waves carry more energy than visible _______ waves.
light waves
which of the following are not transverse waves?
a. radio waves
b. infrared waves
c. sound waves
d. visible light
SOUND WAVES (c)
when waves travel through _____, _________, and _________ matter is not carried along with the waves
solids, liquids, and gases