AST101H1 Final: AST Review Questions 1-5, Hope it helps~good luck on exams guys~

• School: UTSG
• Department: Astronomy & Astrophysics
• Course: AST101H1
• Professor: Clifford Orwin

Document Summary

What is our place in the universe: earth, solar system, milky way galaxy, local group, local. How did we come to be: at the big bang, he and h were created. They eventually formed heavier elements which compose the planets, and all the living. 47,382843985,309 0,70,2,/04189,789:11. 8 constantly recycled through the death and birth of stars (on a large scale) or through the decomposition, and reformation of organisms on the planet (on a microcosmic scale) Further we look into the universe, the farther we look back in time, up to 13. 7 billion years (the age of the universe) Can we see the entire universe: no, we can only see up to 13. 7 billion light years away as that is the age of the universe. Any further, and the universe does not exist, at least not to our perception. How big is earth compared to our solar system: really damn small.