Transcript Light Years Away

Light Years Away..
Questions 1-10 (1 point each)
Question 11 (2 points)
Total Points (12 Points)
1. A light-year is equal to about
A.
B.
C.
D.
6 million miles
6 billion miles
6 trillion miles
6 quadrillion miles
2. The astronomical unit (AU) is a unit of
length equal to the distance from
A. The Earth to the Sun
B. The Earth to the Moon
C. The Sun to Pluto
D. The Sun to the center of the Milky Way
3. Reflected sunlight from the Moon's surface takes
______seconds to travel the distance to the Earth.
A. 1.2 seconds
B. 1.2 minutes
C. 1.2 hours
D. 1.2 days
4. It takes approximately ___ minutes for light to travel
from the Sun to the Earth.
A. 6
B. 7
C. 8
D. 9
5. The Oort cloud is located
A. Between the orbit of Mars and Jupiter
B. On the outer rim of our solar system
C. Within the atmosphere of Neptune
D. Within the Andromeda Galaxy
6. The Oort cloud, is a spherical cloud of ______
situated about 50,000 AU from the Sun.
A. Comets
B. Asteroids
C. Meteors
D. Stars
7. Besides our own Sun, what is the name of our
nearest star?
A. Andromeda
B. Triangulum
C. Orion
D. Alpha Centauri
8. Approximately how many light years is the star
from our sun?
A. 3
B. 4
C. 5
D. 6
Short Answer:
9. Name the nearest Galaxy
10. Approximately how far was
the distance in light years
between the nearest and
farthest star in the
Constellation Orion?
11. Based on current space travel, is it likely we will
travel outside of our solar system? Give a
detailed explanation as to why or why not.