How did Einstein’s new theory help to resolve the dilemma posed by discovering that the orbit of Mercury did not conform to Newton’s Laws.
Google (and don’t be lazy and rely on the usually erroneous and incomplete Wikipedia) on “Andrew Mckellar Microwave Background”. McKellar actually detected the MWB in 1941 (!) but did not realize it at that time. Speculate why you think he was unable to put his data together to claim initial discovery and hence a future Nobel prize.
Explain why its not possible to make elements heavier than Helium during the period of Big Bang Nucleosynthesis.
Explain why, in a uniformly expanding Universe, every observer would think they are in the center of that expansion.
What conditions produced the observed photo to baryon ratio in the current universe and why are these conditions somewhat mysterious?
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