1. How long does it take light to travel across the Milky Way?

a. 75,000 years
b. 200 years
c. 2 million years

2. What astronomer discovered that the universe is expanding?

a. Albert Einstein
b. Percival Lowell
c. Edwin Hubble

3. What event do astronomers believe began the universe?

a. Big Bang
b. Quasar
c. Supernova

4. A galaxy's "Red Shift" is derived by using what formula?

a. Its radius times its circumference
b. The Doppler Effect
c. E=MC2

5. When was the Hubble Space Telescope launched?

a. 1975
b. 1996
c. 1990

6. What is the name of our galaxy?

a. Andromeda
b. The Solar System
c. The Milky Way

7. How many galaxies are in the universe?

a. 4,500
b. 50 billion
c. 200 million

8. How many galaxies are in the Hubble Deep Field?

a. 3,000
b. One million
c. Two billion

9. What is the altitude of Hawaii's Keck telescope?

a. 27,000 feet
b. 14,000 feet
c. 8,000 feet

10. Approximately how long did it take light to reach the earth from the most distant galaxies in the Hubble Deep field?

a. 5 million years
b. 12-14 billion years
c. 100 trillion years