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Science-Related Homework Help Astronomy Topic started by: cng on Jun 17, 2024



Title: The cosmic background radiation comes from a particular time after the origin of the universe. What ...
Post by: cng on Jun 17, 2024

The cosmic background radiation comes from a particular time after the origin of the universe. What was that time?



when protons and neutrons were first formed



when the big bang first began to expand



when gamma rays had enough energy to destroy nuclei



when electrons began to recombine with nuclei to form atoms



Title: Re: The cosmic background radiation comes from a particular time after the origin of the universe. What ...
Post by: edatay on Jun 17, 2024
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