Contemporary Theories of the Universe AST

[a] For each of the following periods of time after the Big Bang, write a 10-30 word description

of one or more significant milestones in the history and evolution of the universe that occurred

during that time.

t = 0 to 0.0000000000 0000000000 0000000001 seconds after the Big Bang

t = 0.0000000000 0000000000 0000000001 seconds to 0.000001 seconds after the Big Bang

t = 0.000001 seconds to 10 seconds after the Big Bang

t = 10 seconds to 1000 seconds after the Big Bang

t = 1000 seconds to 500,000 years after the Big Bang

[b] Handwrite, on a separate sheet of paper, a paragraph 75-90 words long explaining how any

TWO of the above significant milestones you mentioned above have contributed to your

existence today and how they will affect your life tomorrow. Cite at least two sources where you

obtained information for this answer[a] For each of the following periods of time after the Big Bang, write a 10-30 word description

of one or more significant milestones in the history and evolution of the universe that occurred

during that time.