bacoV
What are Waves
Properties
Interactions
Vocab.
100
What is the formula to find frequency?
Frequency = Speed / Wavelength
100
Mechanical waves are created when a source of energy causes a medium to
vibrate
100
The distance between two corresponding parts of a wave is the wave’s ____________
wavelength
100
In ____________________ interference, the energy of the combined wave is greater than the energy of each of the two waves.
constructive
100
The maximum distance that the particles of a medium move from the rest position is the _________
amplitude
200
The low point a transverse wave is the
trough
200
Surface waves combine the properties of transverse and longitudinal waves so that the particles in the wave move with a(n) __________________ motion.
circular
200
The more ____________________ a mechanical wave has, the greater its amplitude.
energy
200
Nodes are points on a standing wave where the amplitude of the wave is
zero
200
The interaction between two waves that meet is called
interference
300
What are the properties of waves?
amplitude, frequency, wavelength, and speed
300
Waves that move the particles of the medium parallel to the direction in which the waves are traveling are called
longitudinal waves
300
In a longitudinal wave moving along a spring, areas where the coils are farthest apart are called
rarefactions
300
The crests and troughs of a standing wave are called ____________________.
antinodes
300
Waves combine to produce a smaller or zero-amplitude wave in a process called ___________
destructive interference.
400
A wave that appears to stand in once place, even though it is two waves interfering as they pass through each other is a(n) ______________
standing wave.
400
Mechanical waves are classified according to ________
how they move.
400
The speed of a wave is its wavelength multiplied by its
frequency
400
A wave bending as it passes a point of land is an example of _____________.
diffraction
400
Waves that require a medium through which to travel are called _________
transverse
500
the angle between the incoming wave and the normal is called the ________________
angle of incidence
500
In ______________ waves, the particles of the medium move at right angles to the direction in which the wave is traveling.
transverse
500
As the frequency of a wave traveling at constant speed increases, its ____________________ decreases.
wavelength
500
What occurs when vibrations traveling through an object match the object’s natural frequency?
resonance
500
Frequency is measured in units called ________
hertz
M
e
n
u