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Homework Help: Electromagnetic Radiation

  1. Oct 22, 2007 #1
    Would the night sky appear dark if our eyes were sensitive to electromagnetic radiation with wavelength around 2 mm? Why or why not?
     
  2. jcsd
  3. Oct 22, 2007 #2

    Dick

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    Science Advisor
    Homework Helper

    Google 'cosmic microwave background'.
     
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