Physics

8th

grade

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Electromagnetic Spectrum

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16 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
    What are electromagnetic waves?
    sound waves
    electric & magnetic fields (energy) that travel through empty space very quickly
    Someone's name
    things like longitudinal waves
  • 2. Multiple Choice
    30 seconds
    1 pt
    The distance between two crests or two troughs of a wave is called:
    frequency
    amplitud
    wavelength
    hertz
  • 3. Multiple Choice
    1 minute
    1 pt
    True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)
    true
    false
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