sooner the Big Bang, all of the matter and radiation of our present earth were jam-packed together in the primeval fireball?an extremely deadly dense state from which the universe rapidly expanded.1 The Big Bang was the start of time and space. The matter and radiation of that early arcdegree rapidly expanded and cooled. Several million years later, it condensed into galaxies. The universe has continued to expand, and the galaxies have continued moving away ...If you combine to get a full essay, order it on our website: BestEssayCheap.com
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