Physics, 12.05.2021 16:20 rayisaiah3

i’m 1927 on mount wilson outside pasadena, california edwin hubble observed hydrogen spectra from distant galaxies that were red shifted. what was the change in the waves that he observed? what caused this change? what periodic phenomenon was this?

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i’m 1927 on mount wilson outside pasadena, california edwin hubble observed hydrogen spectra from di...

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