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WorksheetsWave Properties and Sound Review
Total questions: 50
Worksheet time: 55mins
The two pulses shown at the right are moving in opposite directions along the same medium. When they meet, _____ interference will occur.
doppler
resonance
destructive
constructive
The two pulses shown at the right are moving in opposite directions along the same medium. When they meet, _____ interference will occur.
destructive
constructive
doppler
resonance
Compared to the length of the closed air column, the wavelength of the sound wave that produces a standing wave is -
one-half as great
twice as great
one-fourth as great
four times as great
If the amplitude of a sound wave is increased, what change would happen to the sound?
the sound would increase in loudness
the sound would decrease in loudness
the sound would have a higher pitch
the sound would have a lower pitch
If the frequency of a sound wave is increased, what change would happen to the sound?
the sound would increase in loudness
the sound would decrease in loudness
the sound would have a higher pitch
the sound would have a lower pitch
The length of the vibrating air column is shortened. The sound wave produced by the shortened air column will have an increase in -
frequency
wavelength
amplitude
speed
A vibrating object makes 40 complete back and forth vibrations in 10 seconds. The frequency of vibration for the object is _____ Hertz.
1
4
50
400
Consider Diagram A and Diagram B above. Compared to the wave in Diagram B, the wave in Diagram A has -
the same amplitude and a larger wavelength.
a larger amplitude and smaller wavelength.
a smaller amplitude and the same wavelength.
the same amplitude and a smaller wavelength.
Consider Diagram A and Diagram B above. Compared to the wave in Diagram B, the wave in Diagram A has -
the same amplitude and a larger wavelength.
a larger amplitude and smaller wavelength.
a smaller amplitude and the same wavelength.
the same amplitude and a smaller wavelength.
In the diagram which letters represent the nodes
A B C
A C E
B D
B D E
A C D
How many nodes does this standing wave have?
5
6
7
8
The figure shows a standing wave in a pipe that is closed at one end. How many nodes are present in this pattern?
1
2
3
5
A wave machine generated waves with a wavelength of 0.080 m at a constant wave speed of 17 m/s. Calculate the frequency of the waves.
212 Hz
1.36 Hz
0.00470 Hz
16.92 Hz
1.36
The speed of sound in air is 340 m/s. The frequency of the sound waves generated by my voice is 720 Hz. Calculate the wavelength of sound of my voice.
380 m
0.472 m
2.11 m
244,800
none of these are correct
A sound wave has a wavelength of 200 m and a frequency of 6 Hz. What is its speed?
1200 m/s
12,280 m/s
0.0031 m/s
1993.8 m/s
none of these are correct
Which wave has the highest frequency?
A
B
C
None (same frequency)
none of these are correct
Waves that have vibrations that move perpendicular to the direction the wave are called:
Electromagnetic Spectrum
Transverse Waves
Medium
Light Waves
Tuning fork ‘A’ has a frequency of 256 Hz.
A student strikes Tuning fork 'A' and Tuning fork 'B' with a mallet and they hear 4 beats every 2 seconds. What are the two possible frequencies for Tuning fork 'B'?
260 Hz and 252 Hz
258 Hz and 254 Hz
264 Hz and 248 Hz
256.5 Hz and 255.5 Hz
What is "Beats"?
The regular pulsing of pitch of a sound which is heard when 2 sources produce sounds of slightly different frequency.
The regular pulsing of loudness of a sound which is heard when 2 sources produce sounds of slightly different frequency.
The regular pulsing of a sound giving a characteristic tone / timbre which is heard when 2 sources produce sounds of slightly different frequency.
The regular pulsing of loudness of a sound which is heard when 2 sources produce sounds of the same frequency.
Calculate the beat frequency if a 400 Hz and a 397 Hz sound are heard by Quinn.
1 Hz
2 Hz
3 Hz
4 Hz
If someone is standing to the left of this wave, they would hear a ______ pitch than someone standing to the right of it.
uglier
prettier
higher
lower
If you are standing in front of this car, the wavelengths nearest you would have a _______ frequency
quieter
louder
higher
lower
Which BEST describes this sound?
Starts low pitch and quiet and gets higher pitch and loud
Starts high pitch and quiet and get lower pitch and loud
Starts low pitch and loud and gets higher pitch and quiet
Starts low pitch and quiet and gets higher pitch
Of the 4 waves, which is low pitch and quiet?
red
yellow
green
blue
In general, sound travels faster through
solids than through gases
gases than through solids
gases than through liquids
empty space than through matter
Sound waves cannot travel in
steel
air
a vacuum
water
The distance between successive identical parts of a wave us called its
period
amplitude
velocity
wavelength
The Hertz is a
unit of frequency
unit of period
standing wave
constructive wave
a wave created by shaking a rope up and down is called a
transverse wave
longitudinal wave
standing wave
constructive wave
Waves carry ______.
matter
momentum
energy
mass
This occurs when a wave bounces off of a boundary or object.
diffraction
reflection
refraction
absorption
Which of these factors affects how fast a sound wave moves?
the material it moves through
the force of the vibration
the amount of energy it carries
the frequency of the wave
What can you tell about this object's motion from this illustration?
Slowing down
Standing still
Moving to the left
Moving to the right
You are in a lab and need to calculate the speed of sound, what do you do?
Use 340 m/s...close enough
measure the distance over time
Use v = 331 + 0.6T
A particular tuning fork vibrates at 117 Hz. Assuming the speed of this sound to be 343 m/s, what is the wavelength produced by the tuning fork?
.34 m
40131 m
2.9 m
A student plays her trumpet outside during band practice hitting a 170 Hz bass note. The outside air temperature is 34 degrees Celsius . What is the speed of sound that day?
170 m/s
351 m/s
341 m/s
What is NOT true about sound
It is a longitudinal wave that moves parallel
It can travel through space
It travels fastest through solids
It travels slowest through gases
Find the time period when the frequency of the wave is 45 HZ?
.02 s
45 s
55 s
10 s
What is the frequency of the wave when the time period is 67 seconds?
.1 HZ
67 HZ
.015 HZ
1.The sound waves that humans cannot hear are those with frequencies
from 20 to 20,000 Hz
below 20 Hz
above 20,000 Hz
both B and C
3.Sound travels faster in
a vacuum compared to liquids
gases compared to liquids
gases compared to solids
solids compared to gases
When you tap various objects they produce characteristic sounds that are related to
wavelength
amplitude
period
natural frequency
