The Electromagnetic Spectrum
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Questions and Answers

Which of the following is true about the electromagnetic spectrum?

  • It covers a range of frequencies from one hertz to thousands of kilometers
  • It covers a range of frequencies from one hertz to 1025 hertz
  • It covers a range of frequencies from below one hertz to above 1025 hertz (correct)
  • It covers a range of frequencies from thousands of kilometers down to a fraction of the size of an atomic nucleus

    • Which of the following is the correct order of the electromagnetic waves in terms of increasing frequency?

  • Visible light, microwaves, radio waves, X-rays
  • X-rays, visible light, microwaves, radio waves
  • Microwaves, radio waves, visible light, X-rays
  • Radio waves, microwaves, visible light, X-rays (correct)

    • Which of the following statements about the electromagnetic waves is true?

  • They have the same practical applications
  • They have different characteristics in each frequency band (correct)
  • They have the same characteristics in each frequency band
  • They are all called by the same name

    • What is the name for the electromagnetic waves at the high-frequency end of the spectrum?

    <p>Gamma rays</p> Signup and view all the answers

    Is there a known limit for long and short wavelengths in the electromagnetic spectrum?

    <p>No, there is no known limit for either long or short wavelengths</p> Signup and view all the answers

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