WorksheetsUnit Test #2
Total questions: 60
Worksheet time: 45mins
All of the following are types of waves EXCEPT:
Longitudinal Waves
Antinode Waves
Surface Waves
Transverse Waves
If 240 waves pass a point in one minute (60 seconds), the frequency is _____.
24 Hz
240 Hz
4 Hz
14400 Hz
Waves that move the medium at right angles to the direction in which the waves are traveling are what type of wave?
Transverse Wave
Longitudinal Wave
Surface Wave
Waves that move the particles of the medium parallel to the direction that the waves are traveling are what type of waves?
Transverse Wave
Longitudinal Wave
Surface Wave
What is the highest part of a transverse wave?
Crest
Trough
Wavelength
Amplitude
What is the lowest part of a longitudinal wave?
Crest
Trough
Wavelength
Amplitude
What does a wave transfer from place to place as it travels through a medium?
Matter
The Medium
Sound
Energy
What is the measure from the rest line to the top of a crest called in a longitudinal wave?
Trough
Negative Crest
Amplitude
Wavelength
What so you call the measure from crest to crest of a transverse wave?
Trough
Crest
Wavelength
Amplitude
What is the amplitude of this wave?
12 cm
6 cm
20 cm
0 cm
What is the wavelength of this wave?
12 cm
6 cm
20 cm
0 cm
Which of the following is an example of a longitudinal wave?
Surface wave
Light
Electromagnetic Waves
Sound
Sound travels best through which medium?
Solid
Liquid
Gas
Plasma
What type of wave is displayed at the top of this image?ce
Longitudinal Wave
Transverse Wave
Surface Wave
The animation represents which of the following types of wave interactions? (Choose all that apply)
Constructive Interferrence
Regular Reflection
Diffuse Reflection
Destructive Interference
What is constructive interference?
When two waves combine to make a wave with a larger amplitude.
When the amplitudes of two waves combine with each other producing a smaller amplitude.
When a wave hits a surface through which it cannot pass and it bounces back.
The bending of waves due to a change in speed, when a wave moves from one medium into another medium at an angle.
What causes a seismic wave?
sudden breaking of rock as it releases potential energy
very loud sound waves from the atmosphere entering the ground
growing pressure on rocks from the weight of material above them
energy transferred into Earth from the Sun as electromagnetic waves
What is the correct order of the earth's layers from the outside in?
crust, core, mantle
crust, mantle, core
mantle, crust, core
core, crust, mantle
Select the transverse waves.
water waves
light
ultrasound
radio waves
P waves
How do transverse waves move?
Lopsided to the direction
Parallel to the direction
Perpendicular to the direction
Away from the direction
When a sound wave experiences reflection, we hear
a louder sound
a quieter sound
echo
nothing
Identify the type of waves
Transverse Wave
Longitudinal Wave
Identify the type of waves
Transverse Wave
Longitudinal Wave
Infrasound occurs at frequencies below 20 Hz.
True
False
Elephants produce infrasound to communicate over distances.
True
False
If the amplitude of a sound wave is increased, there is an increase in the sound’s
loudness
pitch
velocity
wavelength
What type of interference is occurring at the antinode of a standing wave?
destructive
constructive
reflection
refraction
What type of interference is occurring at the node of a standing wave?
destructive
constructive
reflection
refraction
What do we call an increase in the amplitude of a vibration that occurs when external vibrations match an object's natural frequency?
reflection
refraction
resonance
interference
What type of interference do noise cancelling headphones use?
Constructive Interference
Destructive Interference
When a crest and a trough interfere, what occurs?
They combine to create a higher amplitude wave.
They counteract and the wave either lessens or stops completely.
The wave changes into a longitudinal wave.
What will be the result after these two waves overlap?
A taller wave
A shorter wave
A wave with no amplitude
3 waves
Sound made by an object traveling faster than the speed of sound?
Sonic Boom
Sound Waves
Wave Length
Frequency
How does sound travel at lower temperatures?
slower
faster
Which of the following sequences correctly lists the different arrivals of the waves from first to the last?
P waves → S waves → Surface waves
Surface waves → P waves → S waves
P waves → Surface waves → S waves
S waves → P waves → Surface waves
Which set of waves are the S waves?
Wave A
Wave B
Wave C
They are all S waves
Which wave is most destructive?
Primary Wave
Shear Wave
Surface Wave
2. What is the period of a wave that travels through a spring at 15 m/s and has a wavelength of 1.5 meters?
10 Hz
0.1 Hz
10 s
0.1 s
Which is the unit of frequency?
Hertz
Ohm
Volt
Second
Clarinet is an example of which type of instrument?
Close- open tube
open-open tube
Flute is an example of which type of instrument?
Close- open tube
open-open tube
A string is clamped at both ends and plucked so it produces a standing wave as shown above. How many nodes and antinodes are there?
2 nodes, 3 antinodes
3 nodes, 2 antinodes
4 nodes, 3 antinodes
3 nodes, 4 antinodes
What is Node?
Zero displacement
Maximum displacement
Calculate the frequency of a 2m closed pipe with a velocity of 343m/s.
Calculate the frequency of a 4m open pipe with a velocity of 343m/s.
A sound is recorded with an 8th harmonic, what can you say about the type of the instrument?
It made by and open-open tube
It made by and close-open tube
A sound is recorded with an 25th harmonic, what can you say about the type of the instrument?
It made by and open-open tube
It made by and close-open tube
It takes a water wave 4 seconds to travel between two docks that are 16 m apart. What is the speed of the wave?
0.25 m/s
4 m/s
64m/s
A water wave moving at 6m/s. An observer notices that 8 crests pass the first dock in 4 seconds. Find the wavelength of the water waves.
3 m
9 m
1/3 m
What is the funniest thing that happened to you?
