WorksheetsWaves Review Game
Total questions: 54
Worksheet time: 27mins
The distance from point A to point B is known as the
wave height
wavelength
amplitude
volume
If we compare and contrast electromagnetic waves with sound waves, all BUT one statement is true. That is
sound waves require a medium to travel while electromagnetic waves do not.
electromagnetic waves can travel through the vacuum of space while sound waves cannot.
electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere.
sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.
According to the electromagnetic spectrum, Gamma rays have the shortest wavelength. Therefore, Gamma rays have ______________ frequency.
a random
the lowest
the highest
an undetermined
Which type of wave is classified as electromagnetic?
sound
light
water
seismic
Energy is inversely proportional to the wavelength of a wave. Which would have the GREATEST energy? A wave with a wavelength of ______ meters.
5
10
15
20
Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. UV radiation is called ultraviolet because it has a frequency which is higher than violet radiation (purple light). Therefore, it has a wavelength which is ___________ violet radiation.
bigger than
smaller than
the same size as
the square root of
People working in nuclear plants wear special monitoring devices to track their exposure to radiation. Radioactive materials used in plants emit particles but they also emit high energy waves that are potentially lethal to human life. These waves are ______ waves.
UV
beta
gamma
infrared
What is true for ALL of the examples of electromagnetic waves?
They all move at the same speed in a vacuum.
They all have the same wavelength.
They all have the same frequency.
They all have the same energy.
Wireless Internet is a way to send and receive Internet data over relatively short distances with low-power transmitters. What type of waves are transmitted for wifi?
light
radio
seismic
sound
By 1949 Americans who lived within the range of a television stations in the country could watch TV, vastly changing the way that humans communicated with each other. What type of electromagnetic wave made TV technology possible?
microwaves
radio waves
seismic waves
infrared waves
In the military, night vision goggles are used to pull off secret missions into areas that are very dangerous. For this reason, the soldiers try to infiltrate at night so they can't be seen. Thermal-imaging devices are often used as well to locate people on these highly secretive missions. What type of electromagnetic radiation is being utilized?
radio waves
gamma rays
ultraviolet rays
infrared waves
A remote control only works when it is pointed at the television. What is the best explanation for this?
The remote control has a weak signal and will only work over short distances.
The remote control transmits information at the speed of light to the television.
The remote control transmits information that is encoded and the television decodes it.
The remote control transmits information through waves, such as infrared waves, to the television.
You see an image of yourself in a mirror because light waves are
diffracted.
reflected back at you.
refracted through air.
refracted to a focal point.
Houses with carpet are much quieter than houses with tile or hardwood floors because of sound wave
absorption
diffraction
reflection
refraction
In each of these situations light refracts, except for one. Identify the case in which light is NOT refracted.
a person wears glasses
sunlight travels through space
a magnifying glass enlarges an image
a fish is seen at the bottom of a stream
Although you can see the pencil, it appears broken in the glass of water. This is because
electromagnetic waves cannot travel through solids.
electromagnetic waves travel at different speeds through different media.
electromagnetic waves compress more when they travel through denser media.
electromagnetic waves get closer together when they go through dense media like glass.
What happens if an opaque object is placed in the path of light?
Light bends when it hits the object.
Light does not pass through the object.
Light completely reverses its direction.
Light pierces the object and continues to travel.
Which image CORRECTLY shows how light behaves when it travels from air through glass?
You see lightning before you hear thunder because
light waves can travel through a vacuum.
sound waves cannot travel through the air.
light waves travel faster than sound waves.
sound waves travel faster than light waves.
The speed of sound waves through two different media, steel and air, was recorded. According to the graph, sound waves travel
through steel, but not through air.
faster through steel than through air.
faster through air than through steel.
through steel and air at similar speeds.
Light waves
do not require a medium
cannot travel in a vacuum
are not electromagnetic radiation
Do not travel in straight lines from the source
Dolphins communicate using compression waves. Some of these sounds are outside the range of human hearing. Upon spotting a hungry shark, dolphin A sends a message to dolphin B. To send this message as quickly as possible, dolphin A would
send the message under water.
send the message above the water.
sound the message as loud as possible.
sound the message as soft as possible.
Maria and Sarah made a set of paper cup telephones. First the girls punched a hole in the bottom of each cup. Then they connected the cups with a very long piece of string, knotted in the bottom of each cup. Maria went down the hall to her bedroom while Sarah stayed in the kitchen. When Maria put the cup to her ear she could hear Sarah talking to her because.
they were not that far from each other.
sound waves traveled through the string to Maria’s cup.
sound waves traveled through the air from room to room.
sound waves bounced off of the walls to reach Maria in the bedroom.
A picture of a sound wave is shown. Which section has the greatest amplitude and will produce the loudest sound?
A
B
C
D
What indicates that wave B has higher energy than wave A?
The period
The amplitude
The frequency
The wavelength
A convex lens bulges outward in its center. and it refracts light rays towards its center. Which represents a convex lens?
A
B
A and B
Neither A nor B
What do a prism, a magnifying glass, a microscope, and eyeglasses ALL have in common?
They are opaque
They refract light
They reflect light
They are translucent
How does a concave lens differ from a convex lens?
A convex lens is another way to describe a plane mirror; a concave lens is curved.
A concave lens us curved inward on both sides; a convex lens is curved on only one side.
A convex lens has a thick center and thin edges; a concave lens has a thin center and thicker edges.
A convex lens has a thin center and thick edges; a concave lens has a thick center and thiner edges.
When light waves pass through the lenses of a pair of glasses, the light waves ______________ .
conduct
diffract
reflect
refract
Looking at the diagram showing two waves. Notice, wave A is taller and wave B is thinner. Wave A
has a bigger amplitude.
has a smaller amplitude
has a longer wavelength
has a shorter wavelength
Mechanical (sound) waves are unable to travel through a vacuum, such as through space, but radio waves are transmitted to Earth from satellites. How is this possible?
Radio waves are electromagnetic waves.
Satellites are located within our atmosphere.
Radio waves are very high energy mechanical waves.
Radio waves are changed to gamma rays for transmission.
Which pair of properties apply to both sound and electromagnetic waves?
Both waves carry energy and refract.
Both waves are longitudinal and carry energy.
Both waves are transverse and matter from one place to another.
Both waves carry energy and do not need a medium to travel through.
In the visible spectrum, the color of light depends on the frequency. Which statement BEST describes the wavelengths of a certain frequency?
A low frequency wave has a long wavelength.
A low frequency wave has a short wavelength.
A high frequency wave has a wavelength that is not measurable.
A high frequency wave and a low frequency wave have the same wavelengths.
Based on your knowledge of the electromagnetic spectrum, why are radio waves considered harmless while ultraviolet waves and x-rays considered harmful?
Radio waves have longer wavelengths, lower frequency, and lower energy than ultraviolet waves and x-rays.
Lower energy and higher frequency ultraviolet waves and x-rays is enough to break bonds and damage cells.
High frequency and energy of radio waves mean that they penetrate much farther through matter than uv or x-rays.
The energy of the lower frequency ultraviolet waves and x-rays is high enough to be considered ionizing radiation.
How are the energy of infrared, visible light and ultraviolet rays related? And why?
Infrared contains the least energy and ultraviolet contains the most energy. The energy of a wave is proportional to its wavelength.
Infrared contains the most energy and ultraviolet contains the least energy. The energy of a wave is proportional to its wavelength.
Infrared contains the least energy and ultraviolet contains the most energy. The energy of a wave is inversely proportional to its wavelength.
Infrared contains the most energy and ultraviolet contains the least energy. The energy of a wave is inversely proportional to its wavelength.
Which statement best describes how the period and frequency of electromagnetic waves change between gamma rays and microwaves?
The period and the frequency stay the same.
The period increases and the frequency decreases.
The period decreases and the frequency increases.
The period increases and the frequency increases.
The graph indicates what about the relationship between wavelength and frequency?
as wavelength decreases, frequency increases
as wavelength decreases, frequency decreases
as wavelength increases, frequency increases
there is no relationship between wavelength and frequency
In the military, night vision goggles are used to pull off secret missions into areas that are very dangerous. For this reason, the soldiers try to infiltrate at night so they can't be seen. Thermal-imaging devices are often used as well to locate people on these highly secretive missions. What type of electromagnetic radiation is being utilized?
radio waves
gamma rays
ultraviolet rays
infrared waves
When a police officer uses radar for speed control, the officer is using what kind of electromagnetic waves?
radio waves
gamma rays
ultraviolet rays
X-rays
________________ transmission is the basis for most communication today. All radio and TV, as well as many other ways humans communicate, like wireless internet, use this technology.
microwaves
radio waves
seismic waves
infrared waves
Remote controls use invisible light of frequency just below the visible range. This part of the electromagnetic spectrum is called
infrared
microwaves
ultraviolet
X-rays
If all the light waves are absorbed by an object then the object will appear
black
brown
gray
white
_________ is the slight bending of light as it passes around the edge of an object.
refraction
diffraction
reflection
transcription
Sound waves that start in air can move into water. This is because it is __________ that is transferred and not_____________ .
waves, matter
energy, waves
energy, particles
particles, energy
After an explosion far away, a person working on a farm first senses vibrations in the ground, then hears the explosion. What accounts for the time between the vibrations and the noise?
Wind slows down the noise in the air.
The landscape affects the way sound travels through the air.
Sound travels faster through the ground than through the air.
The speed of sound is faster through the air than in the ground.
Compression or sound waves behave a lot like transverse or electromagnetic waves. Compression waves exhibit ALL BUT one of the following behaviors. That is
Reflection
Refraction
Transfer energy
Travel through a vacuum
Use the illustration to describe how the electromagnetic spectrum changes as its frequency moves from radio waves to higher energy gamma waves in terms of wavelength and amplitude.
The wavelengths get shorter but there is no change in amplitude.
The wavelengths get longer and there is an increase in amplitude.
The wavelengths get longer and there is an decrease in amplitude.
The wavelengths get shorter and there is an increase in amplitude.
A tuba makes a low pitched sound and a flute makes a high pitched sound. Which statement accurately describes the wavelengths of the two sounds?
The wavelengths of the two sounds are the same.
The wavelength of the high pitched sound is not measureable.
The wavelength of the low pitched sound is longer than the wavelength of the high pitched sound.
The wavelength of the low pitched sound is shorter than the wavelength of the high pitched sound.
A picture of a sound wave is shown. Which section has the greatest amplitude and will produce the loudest sound?
A
B
C
D
The pattern of this wave changes between its beginning and end. What is true about the amplitude and wavelength of the wave when the pattern changes?
Both the amplitude and wavelength of the wave increase.
Both the amplitude and wavelength of the wave decrease.
The amplitude of the wave increases while the wavelength decreases.
The amplitude of the wave decreases while the wavelength increases.
How does a concave lens differ from a convex lens?
A convex lens is another way to describe a plane mirror; a concave lens is curved.
A concave lens us curved inward on both sides; a convex lens is curved on only one side.
A convex lens has a thick center and thin edges; a concave lens has a thin center and thicker edges.
A convex lens has a thin center and thick edges; a concave lens has a thick center and thinner edges.
__________ lenses refract light rays in toward a central point. When this lens is held close to your eye, the image is magnified and right side up.
concave
convex
prismatic
refractive
Why does light refract when it encounters the glass in a lens?
because it speeds up, which causes it to bend
because it slows down, which causes it to bend
because it hits a dense medium, which causes it to bounce off
because it gets absorbed, which causes it to lessen in intensity
Your teacher walks outside the classroom to have a conversation with the principal. Unknown to the teacher, while she is outside the room, the sound waves are transmitted around the edge of the door and spread out on the other side and you can hear the conversation. This is due to sound wave
absorption
diffraction
interference
reflection
