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Electromagnetic Spectrum & Light - PS - Ch 18

Quiz by Linwood Starling

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25 questions
Show answers
  • Q1
    Electromagnetic waves vary in
    he speed they travel in a vacuum
    wavelength and frequency
    the way they reflect
    their direction
    45s
  • Q2
    To calculate the frequency of an electromagnetic wave, you need to know the speed of the wave and its
    refraction
    intensity
    wavelength
    amplitude
    45s
  • Q3
    Because light travels in a straight line and casts a shadow, Isaac Newton hypothesized that light is
    a wave
    a stream of particles
    radiation
    heat
    45s
  • Q4
    Light acts like
    both a wave and a particle
    neither a wave nor a particle
    a wave
    a particle
    45s
  • Q5
    Photons travel outward from a light source in
    a single straight line
    a small, dense area
    increasing intensity
    all directions
    45s
  • Q6
    Infrared rays have a shorter wavelength than
    gamma rays
    radar waves
    X-rays
    ultraviolet rays
    45s
  • Q7
    The full range of frequencies of electromagnetic radiation is called
    visible light
    the electromagnetic spectrum
    radio waves
    invisible radiation
    45s
  • Q8
    The visible light spectrum ranges between
    infrared rays and ultraviolet rays
    ultraviolet rays and gamma rays
    television waves and infrared rays
    radar waves and X-rays
    45s
  • Q9
    Cellular telephones utilize
    very low frequency waves
    radar waves
    very high frequency waves
    microwave
    45s
  • Q10
    The waves with the longest wavelengths in the electromagnetic spectrum are
    gamma rays
    X-rays
    infrared rays
    radio waves
    45s
  • Q11
    In order of the light-transmitting capabilities of materials from none to all, which is the correct sequence?
    opaque -> transparent -> translucent
    translucent -> transparent -> opaque
    opaque -> translucent -> transparent
    transparent -> opaque -> translucent
    45s
  • Q12
    A translucent material
    reflects all light
    absorbs all light
    scatters some light
    transmits all light
    45s
  • Q13
    Which of the following occurs as a light wave bends when it passes from one medium into another?
    constructive interference
    refraction
    destructive interference
    reflection
    45s
  • Q14
    Newton’s prism experiments showed that white sunlight is made up of
    only blue light when separated by a prism
    only the longest wavelengths
    all the colors of the visible spectrum
    the full electromagnetic spectrum
    45s
  • Q15
    An incandescent light bulb produces light when electrons flow through the
    glass
    air
    filament
    vacuum
    45s

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