The scale factor of the universe (average distancebetween
Chapter 44, Problem 44.34(choose chapter or problem)
The scale factor of the universe (average distancebetween galaxies) at any given time is believed to havebeen inversely proportional to the absolute temperature.Estimate the size of the universe, compared to today, at(a) t = 106 yr, (b) t = 1 s, (c) t = 10-6 s, and (d) t = 10-35 s.
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