Approximately what temperature prevails in most of the gaseous regions we see in an emission nebula?

0 votes
     about 100 K, colder than the freezing point of water on Earth
      1000 to 3000 K, nearly as hot as a small star
      7000 to 9000 K, hotter than the photosphere of our Sun
      millions of kelvins, nearly hot enough to initiate nuclear fusion
      10 to 20 K, cold enough to allow the cloud to collapse
asked Sep 20, 2012 in Astronomy by anonymous
    

1 Answer

0 votes
7000 to 9000 K, hotter than the photosphere of our Sun
answered Sep 22, 2012 by SkyStar ~Expert~ (2,855 points)



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