Until recently (the 20th century), astronomers envisioned a static universe with only the Milky Way and a few companions.
TRUE OR FALSE
Question 2
What paradox describes this statement: If the universe is static, extends forever, and has existed forever, then no matter where you look, you should see a star, and the sky should be as bright as day. But it is not.
a. Copernican paradox
b. Olbers' paradox
c. Fermi's paradox
Question 3
Even if the universe does extend forever in every direction, why would we only see a finite universe?
a. Because of Olbers' paradox
b. The age of the universe would limit the amount of time light has had to reach us
c. If it was infinite, we wouldn't see anything at all because everything would be so far apart
Question 4
Who were the key players in discovering that the universe was dynamic, not static?
a. Einstein and Eddington
b. Einstein and Slipher
c. Slipher and Hubble
d. Eddington and Hubble
Question 5
Who discovered that most of the galaxies were moving away from us?
a. Einstein
b. Hubble
c. Slipher