What method of astronomical distance determination depends on measurement of broadening in a galaxys spectral lines?

0 votes
     the measurement of Doppler redshift
      the inverse square law
      the method of Cepheid variables
      the Tully-Fisher relation
      the method of Type I supernovae
asked Sep 20, 2012 in Astronomy by anonymous
    

1 Answer

0 votes
the Tully-Fisher relation
answered Sep 22, 2012 by SkyStar ~Expert~ (2,855 points)



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