Name: _
Class: _
Date: _
ID: A
Homework 9 and 10 (Prof. Paris)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. Eris and Ceres are examples of:
a. asteroids
b. dwarf planets
c.
d.
comets
meteor showers
_

Name: _
Class: _
Date: _
ID: A
Homework 17-18 (Prof. Paris, Astronomy)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. In 1952, chemists Harold Urey and Stanley Miller mixed ammonia, methane, and hydroge

Name: _
Class: _
Date: _
ID: A
Homework 7 and 8 (Professor Paris, Astronomy)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. Why did the terrestrial planets lose their primary atmospheres?
a. Their low g

Name: _
Class: _
Date: _
ID: A
Homework 11 and 12 (Astronomy, Prof. Paris)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. The majority of the Suns energy comes from:
a. gravitational contraction
c.
b. i

Name: _
Class: _
Date: _
Homework 15 and 16 (Prof. Paris)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
_
1. We classify galaxies by:
a. their true shapes
b. how they appear in the sky
2. Elliptical galax

Name: _
Class: _
Date: _
Homework 15 and 16 (Prof. Paris)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
_
1. We classify galaxies by:
a. their true shapes
b. how they appear in the sky
2. Elliptical galax

Name: _
Class: _
Date: _
Homework 15 and 16 (Prof. Paris)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
_
1. We classify galaxies by:
a. their true shapes
b. how they appear in the sky
2. Elliptical galax

Name: _
Class: _
Date: _
ID: A
Homework (1 and 2)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. One of the nearest stars is Alpha Centauri, whose distance is 4.4 light-years. The time it takes light to

Name: _
Class: _
Date: _
ID: A
5-6
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. Examine the figure below. What causes molecular clouds to collapse?
a.
b.
Conservation of charge
Self-gravity
c.
d.
Ther

Name: _
Class: _
Date: _
ID: A
HW 3 and 4
Multiple Choice
Identify the choice that best completes the statement or answers the question.
_
1. What force holds planets in their orbits?
a. Air resistance
b. Friction
c.
d.
Electromagnetic
Gravity
_
2. If an