Characteristics of Waves
Properties of Waves
Wave Behaviors
Sound Waves
Electromagnetic Waves
100
Waves in which the particles of the medium move only in the same direction as the motion of the wave are _______________ waves.
Compressional
100
What is the unit used for frequency?
Hertz (Hz)
100
When a wave changes speed as it travels through a new medium, ____________ occurs.
Reffraction
100
The loudness of a sound wave is determined by the waves ______________________.
Intensity
100
List the visible light spectrum from LONGEST wavelength the SHORTEST wavelength:
Red, Orange, Yellow, Green, Blue, Indigo, Violet
or
ROY G BIV
200
Waves in which the particles of the medium move back and forth at right angles to the direction the wave is traveling are ________________ waves.
Transverse
200
What is the unit used for wavelength?
Meters (m)
200
________________ is occurring when a water wave hits a sand bar and bends around it as it heads to shore.
Diffraction
200
As the temperature of a medium increases, the speed of sound in the medium _______.
increases
200
Between Radio waves and Ultraviolet waves, which one has the longest wavelength?
Radio waves
300
As the amplitude of a wave increases, what happens to the waves energy?
The energy increases
300
As the frequency of a wave increases, its energy _________.
increases
300
When light bounces off of a mirror, __________ is occuring.
Reflection
300
In which state of matter will sound travel the fastest?
Solids
300
Between microwaves and gamma waves, which has the highest energy and frequency?
Gamma Waves
400
What part of the wave is used to measure its energy?
Amplitude
400
If a wave has a frequency of 6 Hz and a wavelength of 5 m, what is the speed of the wave?
***MUST have correct units***
30 m/s
400
When the crest of one wave passes through the crest of another wave, causing a larger wave to form, _________ takes place.
Constructive Interference
400
True or False:
As the pitch of a wave increases, its frequency decreases.
False
400
Which electromagnetic wave has the shortest wavelength?
Gamma Waves
500
Draw a transverse wave, and then label each of the following parts of the wave:
Crest, Trough, Amplitude, Wavelength, Rest Position
500
If a wave has a wavelength of 0.25 m and a frequency if 5,000 Hz, what is its speed?
1,250 m/s
500
When the crest of one wave passes through the trough of another wave, causing a smaller wave to form, _________ takes place.
Destructive Interference
500
When a firetruck with its siren on is approaching you, how does the observed pitch of the siren compare to what you hear after it moves past you?
pitch sounds higher as its approaching you and lower as its moving away from you.
500
List 2 ways light waves are different from sound waves.
1. Sound waves require a medium, light waves do not
2. Sound waves are compressional waves, light waves are compressional waves