Write 3 – 4 sentences describing how the universe began and how its size is currently changing, according to the big bang theory. According to the flat model, what will eventually happen to the universe?

Cosmology

a. Write 3 – 4 sentences describing how the universe began and how its size is currently changing, according to the big bang theory. According to the flat model, what will eventually happen to the universe?

b. What is cosmic background radiation? What conclusion do scientists draw about the universe, based on their observations of cosmic background radiation? Write 2 – 3 sentences to present your response.

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