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Title: What change occurred at the time that the universe ceased being radiation-dominated?(a)The ... Post by: doit_the_clown on Mar 21, 2017 What change occurred at the time that the universe ceased being radiation-dominated?
(a) The gravitational effects of matter began to dominate over the gravitational effects of radiation. (b) Electrons combined with protons to form neutral hydrogen atoms, and the universe became transparent to radiation. (c) Inflation ended, and the universe resumed expanding at a slower, more normal rate. Title: Re: What change occurred at the time that the universe ceased being radiation-dominated?(a)The ... Post by: hyponotica on Mar 21, 2017 Content hidden
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