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WorksheetsExam Review 3rd 9 weeks
Total questions: 40
Worksheet time: 20mins
Which region of the electromagnetic spectrum is used by doctors to view the skeletal structure of the human anatomy?
gamma rays
x-rays
UV waves
microwaves
Which electromagnetic radiation on the electromagnetic spectrum can be detected by the human eye?
gamma rays
x-rays
UV rays
visible light
According to the electromagnetic spectrum, Gamma rays have the shortest wavelength. Therefore, Gamma rays have ______________ frequency.
the lowest
the highest
no
extra
Light waves
do not require a medium
do not travel in straight lines
cannot travel in a vacuum
are not electromagnetic radiation
When light waves pass through the lenses of a pair of glasses, the light waves ______________ .
refract
reflect
diffract
conduct
Why do X-Ray technicians stand behind a shield when giving X-Rays to patients?
because large doses of X-Rays cause blindness
because they can more accurately see the patient's bones
because they need to protect themselves from patient disease
because large doses of radiation can cause cell damage and cancer
If the wavelength decreases, what happens to the frequency?
frequency decreases
frequency increases
frequency doesn't change
cannot be determined
In this diagram, the distance known as the amplitude is shown by choice
A
B
C
D
The crest of a transverse wave is BEST shown by letter
A
B
C
D
You see an image of yourself in a mirror because light waves are
refracted
diffracted
reflected
interfered
_________ 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.
prismatic
reflective
convex
concave
As a ray of light becomes brighter, its corresponding light wave, will increase in ________.
wavelength
wave speed
frequency
amplitude
Volume or intensity of a sound wave is measured by the size of the _________ and reported in decibels.
frequency
wavelength
amplitude
trough
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 waves
gamma rays
visible light
infrared
The tuning fork is producing a wave that contains compressions and rarefactions. It is a ________ wave.
longitudinal
transverse
compaction
latitudinal
All of the waves in the electromagnetic spectrum are _______ waves.
longitudinal
transverse
mechanical
latitudinal
What type of electromagnetic wave makes TV technology possible?
radio waves
microwaves
infrared waves
x-rays
Why do we see fireworks before we hear the explosions?
The speed of sound is faster than the speed of light.
The speed of light is faster than the speed of sound.
The speed of sound is the same as the speed of light.
The speed of sound varies while the speed of light is constant.
What happens if an opaque object is placed in the path of light?
Light bends when it hit the objects.
Light is transmitted.
Light is scattered.
Light does not pass through the object.
On a hot day, people wear light colored clothes to stay cool because dark colors ______ most wavelengths.
absorb
reflect
refract
diffract
How does an object look when it is viewed through a transparent object?
Object appears blurry.
Object cannot be seen.
Object is distorted.
Object can be seen clearly.
What do a prism, a magnifying glass, a microscope, and eyeglasses ALL have in common?
they are opaque
they diffract light
they reflect light
they refract light
When light hits a smooth, shiny surface, the light
refracts
reflects
diffracts
speeds up
The change in direction of the Sun’s light as it enters water is an example of
refraction
reflection
diffraction
absorption
A concave lens has an inward curved shape. It refracts light outward from the lens. The light rays spread apart as they exit the lens. Which represents a concave lens?
A
B
Both A and B
Neither A nor B
When white light passes through a prism, the prism separates the light into different colors. What are all these colors together called?
energy
spectrum
wavelength
intensity
What is the relationship between wavelength and frequency?
as wavelength increases, the frequency decreases
as wavelength decreases, frequency decreases
as wavelength increases, frequency increases
there is no relationship between wavelength and frequency
Remote controls use invisible light of frequency just below the visible range. This part of the electromagnetic spectrum is called
radio waves
microwaves
infrared waves
UV waves
What type of lens does a magnifying glass have?
concave
convex
prism
reflecting
Sound travels in waves. Sound waves cannot travel through
air
solids
space
water
A light beam which is amplified into a strong concentrated beam of light is known as
hologram
laser
x-ray
gamma ray
What type of electromagnetic radiation does the Earth's atmosphere stop from arriving from space including energy from the Sun.
radio waves and visible light
infrared and visible light
x-rays and visible light
x-rays and gamma rays
If all the light waves are absorbed by an object then the object will appear
white
brown
black
gray
Which pair of properties apply to both sound and electromagnetic waves?
Both waves are longitudinal and carry energy.
Both waves are transverse and need a medium.
Both waves carry energy and refract.
Both waves carry energy and do not need a medium to travel through.
Predict what color red paper will appear under white and red light.
Red paper will appear red under red light and white under white light.
Red paper will appear black under red light and red under white light.
Red paper will appear red under red light and black under white light.
Red paper will appear red under both red light white light.
Ultraviolet rays are more likely to give you a sunburn than visible light. What statement would be the best possible explanation for this?
Visible light cannot penetrate the skin.
Ultraviolet have a higher frequency and more energy.
Visible light has a broader range of frequencies and amounts of energy.
Ultraviolet rays have a longer wavelength and therefore have more 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?
radio waves
infrared waves
light waves
sound wavs
What type of electromagnetic radiation is being utilized by night-vision goggles used by the military?
radio waves
microwaves
infrared waves
x-rays
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 shorter than the wavelength of the high pitched sound.
The wavelength of the low pitched sound is longer than the wavelength of the high pitched sound.
Which sound is MOST intense?
a whisper
a jet taking off
a normal conversation
a vacuum cleaner
