|
Title: The method used by Hubble to determine the distance to the Andromeda Galaxy (M31), thereby ... Post by: doit_the_clown on Mar 20, 2017 The method used by Hubble to determine the distance to the Andromeda Galaxy (M31), thereby establishing the concept of separate and individual galaxies throughout the universe, was the
A) observation of Cepheid variable stars. B) measurement of the redshift of the whole galaxy. C) measurement of stellar parallax, or apparent motion, of stars because of the Earth's orbital motion. D) observation of the brightnesses of novas. Title: Re: The method used by Hubble to determine the distance to the Andromeda Galaxy (M31), thereby ... Post by: papachulo on Mar 20, 2017 Content hidden
|