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Title: How did Edwin Hubble measure the distance to the Andromeda Galaxy? Post by: killian on Apr 30, 2014 How did Edwin Hubble measure the distance to the Andromeda Galaxy?
A) He measured its parallax. B) He applied main-sequence fitting to star clusters in Andromeda. C) He applied the period-luminosity relation to Cepheid variables in Andromeda. D) He measured its redshift and applied Hubble's Law. E) He detected white dwarf supernovae in Andromeda. Title: Re: How did Edwin Hubble measure the distance to the Andromeda Galaxy? Post by: padre on May 3, 2014 Content hidden
Title: Re: How did Edwin Hubble measure the distance to the Andromeda Galaxy? Post by: killian on May 4, 2014 Thanks sir
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