which of the following has the smallest frequency
A ultraviolet
B infrared
C x-ray
D microwave
which region of the spectrum is associated with heat
A microwave
B infrared
C visible
D ultraviolet
which of the following waves is the same kind of wave as a visible light wave
A sound wave
B wave in water
C x-ray
D gravity wave
the biologically most damaging rays have
A the highest speed
B the longest wavelength
C the shortest wavelength
D the lowest frequency
the combination of all colors of visible light is
A black
B white
C invisible
D x-ray
a vibrating electron could emit
A x-rays only
B visible light only
C radio waves only
D all of these, depending on the rate of vibration
compared to radio waves, ultraviolet light
A travels faster.
B has a longer wavelength.
C has more energy per photon.
D has a lower frequency.
which of the following is commonly used in cancer therapy
A ultraviolet
B infrared
C gamma rays
D microwaves
radiation therapy for cancer uses
A microwaves
B gamma rays
C powerful nuclear reactions
D high speed electrons
which of the following has the longest wavelength?
A red light.
B blue light.
C green light.
D infrared light.
E ultraviolet light.
which of the following produces the greatest damage in biological tissue
A radio
B ultraviolet
C infrared
D gamma
which of the following has the shortest wavelength
A ultraviolet
B infrared
C gamma ray
D radio?
the combination of all colors of light is seen as
A black
B brown
C white
D cannot be seen as they cancel each other
which of the following is an electromagnetic wave?
A sound wave
B cosmic ray proton
C gravitational wave
D microwave
which of the following has the lowest frequency
A radio waves
B visible light
C x-rays
D infrared?
radio waves have
A high energy and long wavelength
B low energy and long wavelength
C low energy and short wavelength
D high energy and short wavelength
which of the following light waves has the lowest frequency
A green
B infrared
C ultraviolet
D radio
which of the following lists the major domains of the electromagnetic spectrum in order of increasing energy per photon (least energetic first)
A radio, infrared, visible, ultraviolet, x-ray, gamma ray
B gamma ray, x-ray, ultraviolet, visible, infrared, radio
C gamma ray, x-ray, ultraviolet, infrared, radio, visible
D visible, radio, infrared, ultraviolet, x-ray, gamma ray
a microwave is a form of
A sound waves
B air waves
C light waves
D wave which is unique and totally different from all others
which of the following types of photons has the highest energy
A x-rays
B visible light
C infrared
D gamma rays
the wavelength of ultraviolet radiation is
A longer than visible light
B shorter than visible light
C either (a) or (b)
D no choice
radio waves compared to visible light waves
A travel faster
B travel slower
C travel faster or slower depending on their wavelength
D travel at the same speed
food cooked with microwaves
A does not get hot
B must first be soaked in water
C must contain water in the cells
D must be placed in a metal container
which is the correct sequence of electromagnetic radiations, in order of I easing energy of the photons (or quanta)?
A visible light, UV radiation, x-rays, gamma rays
B radio waves, microwaves, gamma rays, UV radiation
C visible light, microwaves, radio waves, infrared rays
D gamma rays, radio waves, x-rays, infrared rays
which of the following has the longest wavelength
A blue
B ultraviolet
C infrared
D green?
which of the following produces a sun tan
A infrared
B ultraviolet
C microwaves
D x-rays
which of the following is true of visible light?
A its speed in a vacuum is about 186,000 miles per second.
B a kind of light that has a longer wavelength than another will have a lower frequency than the other.
C it has exceedingly short wavelengths.
D answers a, b, and c are correct.
which of the following forms of light most easily damages biological organisms due to the energy of its oscillations
A ultraviolet
B visible
C infrared
D radio
which of the following is not a form of light
A gamma
B microwave
C ultra-sonic
D infrared
in an infrared photo taken on a cool night your skin will appear brighter than your clothes.
A correct.
B wrong; it depends upon the color of your clothes.
C wrong; your clothes will appear brighter.
D wrong; they will be equally bright.
what do x-rays and radio waves have in common
A they damage biological tissue
B they are easily visible to the unaided eye
C they are both emitted in significant amounts by normal stars
D they differ form ordinary visible light only in size
the energy of a photon of x rays, in relation to the energy of a photon of visible light, is
A much higher
B much lower
C variable, and can be higher or lower under certain circumstances and in certain positions in the universe
D about the same
for which of the following is ultraviolet radiation responsible or used
A cooking
B sunburn
C radiation therapy treatment of cancer
D heat lamps
which of the following has the longest wavelength
A blue
B x-rays
C ultraviolet
D red
in the overall electromagnetic spectrum, consider radio, visible light, and gamma rays in terms of their wavelength. their correct order, from longest to shortest, is
A radio, visible, gamma rays.
B gamma rays, visible, radio.
C visible, gamma rays, radio.
D visible, radio, gamma rays.
E radio, gamma rays, visible.
which of the following types of electromagnetic radiation has a wavelength adjacent to but longer than visible light?
A radio
B infrared
C x-ray
D ultraviolet
which of the following has the longest wavelength
A infrared
B x-ray
C microwave
D visible
which of the following is not a type of electromagnetic radiation
A visible light
B radio waves
C x-rays
D sound waves
which of the following is not one of the colors of the spectrum
A red
B brown
C green
D violet
a gamma-ray and visible light differ in that
A a gamma-ray is more energetic
B a gamma-ray is a moving charged particle while light is not
C light is an electromagnetic wave while a gamma-ray is not
D a gamma-ray is not a photon
visible light, in the whole electromagnetic spectrum, occupies what position
A between infrared and microwaves
B between radio and infrared radiation
C between ultraviolet and x-rays
D between infrared and ultraviolet
what is the one fundamental difference between x-rays and radio waves?
A they always come from different sources
B radio waves are always wavelike, while x-rays always behave like particles
C their wavelengths are very different
D their speed in outer space are different
the wavelength of infra-red radiation is shorter than that of
A x-rays
B radio waves
C violet light
D ultraviolet radiation
which of the following consists of electromagnetic waves with the shortest wavelength?
A a beam of red light
B a radio broadcast of Saturday's football game
C the beloved sound of your astronomy instructor's voice
D the x-rays in your dentist's office
choose the correct sequence of electromagnetic radiations, in order of increasing wavelength
A UV, visible, ir, radio
B visible, UV, ir, radio
C radio, ir, visible, UV
D UV, visible, radio, ir
light ray, x-rays, and radio waves
A are fundamentally different phenomena
B are forms of radiation that differ only in wavelength
C travel at different speeds
D are different words for identical waves
which of the following has the shortest wavelength
A yellow
B red
C green
D blue
which of the following is not a type of electromagnetic radiation?
A radio waves
B x-rays
C sound waves
D infrared energy
consider an x-ray photon and a visible-light photon. if we compare the frequencies of the two photons, we can be sure that
A the x-ray photon has a greater frequency than the visible-light photon
B the visible-light photon has a greater frequency than the x-ray photon
C the two photons have almost the same frequency
D we cannot say which photon has the greater frequency without additional information
which of these forms of electromagnetic radiation usually can reach the ground freely from space?
A gamma rays
B ultraviolet
C visible
D all of the above
which of the following has the slowest frequency
A infrared
B ultraviolet
C radio
D x-rays
the wave with the longest wavelength is
A radio
B ultraviolet
C infrared
D gamma
when light is spread into its component colors the resulting band of light is called:
A diffraction.
B refraction.
C analog reflection.
D a spectrum.
where does red light fit in the visible spectrum?
A at the long wavelength end.
B in the middle.
C at the short wavelength end.
D beyond the long wavelength limit of infrared radiation.
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