Chemistry, 21.03.2020 21:59 janetexcoelho
In the 1920s, Edwin looked at the spectra of stars from distant galaxies. To his surprise, he found that all of these spectra were red-shifted, and that the more distant the galaxy, the greater the red shift. What is a reasonable conclusion from this evidence?
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In the 1920s, Edwin looked at the spectra of stars from distant galaxies. To his surprise, he found...
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