A disturbance in matter that carries energy from one place to another
What is a mechanical wave
100
One end of a rope is vibrated to produce a wave
with a wavelength of 0.25 meter. The frequency of
the wave is 3.0 hertz. What is the speed of the
wave?
What is 0.75 m/s
100
The number of complete cycles in a given time
What is frequency
100
When a wave bounces off a surface it cannot pass through
What is reflection
100
the material through which a wave travels is called a _____
What is a medium
200
Cycles per second
What is a hertz
200
A wave on a rope has a wavelength of 2.0 m and
a frequency of 2.0 Hz. What is the speed of the
wave?
What is 4.0 m/s
200
the speed of a wave can change if it enters a new _____
What is a medium
200
When a wave enters a medium at an angle, _______ occurs because one side of the wave moves more slowly than the other side
What is refraction
200
The three main types of mechanical waves are __________waves, __________waves, and __________waves
What are transverse, longitudinal, surface
300
An area where the particles in a medium are spaced close together
What is compression
300
A motorboat is tied to a dock with its motor
running. The spinning propeller makes a surface
wave in the water with a speed of 18 m/s and a
wavelength of 0.4 m. What is the frequency of the
wave?
What is 45 Hz
300
the distance between a point on a wave and the same point on the next cycle of that wave
What is wavelength
300
a wave _______ more if its wavelength is large compared to the size of an opening or obstacle
What is diffracts
300
the highest point of a wave above the rest position is called the ________, and the lowest is called the ______.
What is the crest and the trough
400
the bending of a wave as it moves around an obstacle or passes through a narrow opening
What is diffraction
400
What is the speed of a wave in a spring if it has a wavelength of 10 cm and a period of 0.2 s?
What is 50 cm/s
400
the more energy a wave has, the greater its _______ is
What is amplitude
400
Two types of interference are _____ interference and ______ interference
What is constructive and destructive
400
Which type of mechanical wave causes the medium to vibrate at right angles to the direction in which the wave travels
What is a transverse wave
500
When two or more waves combine to produce a wave with smaller displacements
What is destructive interference
500
While wading in shallow waters, six waves
crashed into Ava's legs in a 48-second span. What
is the frequency of the waves?
What is 8 Hz
500
If you assume that waves are travelling at a constant speed, then wavelength is _______ _________ to frequency
What is inversely proportional
500
a ____ forms only if half a wavelength or a multiple of a half a wavelength fits exactly into the length of a vibrating cord
What is a standing wave
500
_______waves are a type of longitudinal wave produced by earthquakes