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Unformatted text preview: Abundance of other light elements agree with BB theory having 4.4% normal matter Mysteries the BB theory doesnt quite solve 1) where does structure come from? 2) Why is the overall distribution of matter so uniform/ 3) Why is the density of the universe so close to the critical density? Inflation can make all the structure by stretching tiny quantum ripples to enormous size These ripples in density then become Inflation of universe flattens overall geometry like, the inflation of a balllon is causing overall density of matter plus energy to be Olbers Paradox If Universe were 1) infinite 2) unchanging 3) everywhere the same The inverse square law cancels the number of stars at the distance r Area of sphere Night sky is dark because the universe changes with time. As we look out In space, we can look back to a time when there were no stars...
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