Identify elements by their spectral signatures:


    Element 1:   ____________________________


    Element 2:   ____________________________


    Element 3:   ____________________________




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  On which bodies have astronomers observed aurorae?



      Name of object                 Aurorae -- yes or no?
     ----------------               -----------------------



  1.  ___________

 
  2.   Venus


  3.   Moon


  4.  ___________


  5.   Jupiter    


  6.  ___________


  7.   Uranus


  8.  ___________