Font size
WorksheetsEnergy & Waves Unit Assessment
Total questions: 36
Worksheet time: 20mins
Which of the following is a property of a mechanical wave?
Color
Mass
Pitch
Amplitude
The sound wave frequency of a "D" chord versus a "C" chord are different. The "D" chord has a frequency of 36.71 Hz, and the "C" chord is 32.70 Hz. Which sound wave chord would have a shorter wavelength?
Chord "C"
Chord "D"
They are both the same.
Which of the following statements is true about the speed of sound waves?
Sound travels faster through outer space than through air.
Sound travels at the same speed through water and air.
Sound travels faster in air than it does through solids.
Sound travels faster through water than air.
If the frequency or amplitude of a wave is increased, the energy of the wave...
increases.
decreases.
stays the same.
Refractions is the bending of a wave as it passes from one media to another. The bend is caused by the wave changing ______ as it moves from one media to the next.
frequency
speed
amplitude
height
What term best describes the type of wave interaction pictured above?
Reflection
Absorption
Destructive interference
Constructive interference
What THREE things can happen when a ray of light strikes a surface? The light can be ______, ______, and/or ______.
Reflected
Refracted
Absorbed
Destroyed
Created
What type of wave interaction causes waves wrap around or bend as they move past barriers?
Reflection
Refraction
Diffraction
Absorption
What type of wave interaction cause the fish to appear in the wrong location to the fisherman?
Reflection
Refraction
Diffraction
Absorption
What type of wave interaction causes sound waves to echo?
Reflection
Refraction
Diffraction
Absorption
When a sound wave is absorbed by an object,
the sound energy does not change.
the sound slowly gains energy and becomes louder.
the sound quickly gains energy and becomes louder.
it quickly loses energy and becomes quieter.
Which statement is NOT true about how sound waves reacts to different types of media or surfaces.
Sounds generally travels faster through solid materials.
Sound travels faster in warmer air than through cold air.
Sound is absorbed by hard, solid surfaces.
Sound is absorbed by porous, padded, soft materials.
What is the most appropriate definition for a wave based on our science unit?
A supply of power we buy from the electric company.
Water that crashes on the shoreline of a beach.
A friendly gesture you make to say hello to a friend.
The transfer of energy from one place to another.
What are the TWO main categories of waves based on the necessity (need) of a medium to transfer energy? (Choose TWO answers.)
Mechanical waves
Transverse wave
Electromagnetic waves
Longitudinal wave
Ocean waves
Which type of wave can travel through empty space, a vacuum, and does NOT require a medium to transfer energy?
Mechanical waves
Transverse waves
Electromagnetic waves
Longitudinal waves
Which letter of this wave diagram best indicates the amplitude of the wave?
A
B
C
D
Which letter of this wave diagram best represents the crest of a wave?
A
B
C
D
Which letter of this wave diagram best indicates the wavelength?
A
B
C
D
If this picture represents a time of one second, what would be the frequency of this wave?
4.0 Hz
3.5 Hz
2.0 Hz
What do you call the space between compressions on a longitudinal wave?
Amplitude
Refraction
Rarefaction
Which of these three waves has the lowest frequency?
The RED wave at the top.
The BLUE wave in the middle.
The GREEN wave at the bottom.
This diagram represents a sound wave. What is happening to the sound as you move towards the right in the picture?
The sound is getting louder as you move to the right.
The sound is getting quieter as you move to the right.
The sounds pitch is getting greater as you move tot he right.
Who would here the siren first in this diagram, the person above or below the water?
The person above water...sound travels faster in air.
The person under water...sound travels faster in a liquid.
They will hear the sound at the same time.
What TWO wave properties change with wave frequency as you move from left to right across this chart? (Select TWO)
Loudness
Pitch
Amplitude
Wavelength
What type of surface or material is best for sound absorption to prevent echoing?
Hardwood
Metal
A thin curtain (fabric)
Thick foam padding
Why are electromagnetic waves different than mechanical waves? (Choose TWO)
Electromagnetic waves can ONLY travel through empty space.
Electromagnetic waves do NOT require a medium to transfer energy.
Electromagnetic waves travel faster than mechanical waves.
Which type of electromagnetic radiation has the least ENERGY on the electromagnetic spectrum?
Am Radio waves
FM Radio waves
X-rays
Gamma rays
As the wavelength decreases from left to right on the E-Spectrum what happens to the frequency?
The frequency also decreases.
The frequency stays the same.
The frequency increases.
What type of radiation on the E-Spectrum has the highest frequency, smallest wavelength, and most energy?
Gamma rays
Visible light
Microwaves
Am radio waves
Which THREE types of radiation are the most dangerous to humans because of their high frequency energy? (Choose three.)
Infrared
Ultra violet
Microwaves
x-rays
Gamma rays
Which COLOR of visible light has the highest frequency?
Red (far left side)
Violet (far right side)
Green (near the middle)
Yellow (left of the middle)
Based on this diagram which type of electromagnetic waves would be best to communicate with the international space station in outer space from Earth's surface?
Gamma rays
Radio waves
Infrared waves
Microwaves
Based on the picture above how is the analog signal of my voice stored on my computer?
As analog data in a continuous wave format.
As digital data in binary code.
By a magic cloud inside my computer.
In a Zoom class meeting my voice is recorded and stored in my computer. In what format is my voice then transmitted to your computer so you can hear it at your end?
Transmitted as an analog signal.
Transmitted as a digital signal.
Carried by trained pigeons carrying very small written messages.
Why are digital signals better to transmit data over long distances? (Choose TWO)
Digital signals are more resistant to static noise/interference.
Digital signals transmit data faster than analog signals.
Digital transmission is cheaper than analog.
Ocearch shark tagging allows researchers to track and receive data from Great White sharks to learn more about these top predators. Based on what you know of analog and digital signals, what form of transmission do you think is used in these tracking devices.
Analog signal transmission.
Digital signal transmission.
