When you place a pencil in a glass of water, the pencil appears bent because of
What is refraction?
100
The distance between any two adjacent crests or compressions in a series of waves is called
What is a wavelength?
100
Electromagnetic waves travel fastest through
What is empty space?
100
The amplitude increases during
What is constructive interference?
200
Pushing a spring back and forth creates a(n)
What is longitudinal wave?
200
Which wave interaction explains why sound waves can be heard around corners?
What is diffraction?
200
Waves in which the particles vibrate at right angles to the direction that the wave is traveling are called
What is transverse waves?
300
One complete back-and-forth motion of an object is called
What is a vibration?
300
Waves in the ocean are 6 m apart and pass a surfer every 2 s. What is the wave speed?
What is 3 m/s?
300
Which of the following is the correct equation relating wavelength, frequency, and wave speed?
What is v=@xf ?
300
Waves that require a medium through which to travel are called
What is mechanical waves?
300
The amount of diffraction is small if a barrier or opening is _______ than the wavelength of an approaching wave.
What is larger?
400
Total destructive interference occurs, constructive interference occurs, and waves travel in both directions are forms
What is standing waves?
400
Refraction occurs when a wave enters a new medium at an angle because
What is the wave speed changes?
400
_________ is the result of two or more waves overlapping.
What is interference?
400
A ________ is a section of wave where the particles are less crowded than normal.
What is rarefaction?
400
The lowest pitch that the average human can hear has a frequency of 20 Hz. If sound with this frequency has a wave speed of 340m/s, what is its wavelength?
What is 17 m?
500
A wave on a rope is an example of a(n)
What is transverse wave?
500
If two wavelengths pass a given point each second, and the distance between wave crests is 3 m, what is the wave speed?
What is 6m/s?
500
An earthquake is an example of how waves can carry
What is energy?
500
The bending of a wave around a barrier or through an opening is known as ______.
What is diffraction?
500
A section of a longitudinal wave where the particles are crowed together is called a