AST 1002
Horizons in Astronomy
Unit Two Earth-Moon Relationships
Mathematics Assignment
1. Europe and North America are moving apart at 2 cm per year. Find (or
estimate) the width of the North Atlantic Ocean and determine how long ago
the North Atlantic b

AST 1002
Horizons in Astronomy
Unit Two Earth-Moon Relationships
Mathematics Assignment
1. Europe and North America are moving apart at 2 cm per year. Find (or
estimate) the width of the North Atlantic Ocean and determine how long ago
the North Atlantic b

AST 1002
Horizons in Astronomy
Unit Three Characteristics of the Solar System
Mathematics Assignment
1. What is the escape velocity of nitrogen? What is it compared to the escape
velocity of Mercury? Based on this evidence, do you think Mercury has
an atm

Question 1
1.
What is the explanation for the bright cells of photospheric gases that make up the cellular
granulation pattern seen on the visible surface of the Sun?
Answer
1 The cells are the base of a circulation pattern that extends from the
. photosp

MAC1105
Study Guide for Final Exam Answer Key
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
21)
22)
23)
24)
25)
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27)
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32)
33)
A
B
D
C
B
A
D
A
C
A
A
D
B
B
C
C
B
A
C
A
B
D
D
D
C
B
D
C
D
A
C
C
A

1. Uncle Sam played a large role in American history as a
political figure, using propaganda to get people to sign up
for the military.
2. Queen Liliuokalani until 1893, when American troops
came in and annexed it.
3. The Platte Amendment was an amendment

1. The sinking of the Lusitania was a major event that
sparked the U.S. entering WWI.
2. The assassination of Archduke Ferdinand is the very
event that started the war in Europe.
3-6. Stuff like tanks, fighter planes, machine guns, and
chemical warfare ar

AST 1002
Horizons in Astronomy
Unit One Historical Perspectives in Astronomy
Mathematics Assignment
1. The Earth takes 365.25 days to orbit the Sun. What is its relative speed to the
stars in days? In hours? (Hint: Use the example in this PowerPoint.)
Rel

MAC1105
Study Guide for Final Exam
Name_
Write the domain of the rational expression in set-builder notation.
11
1)
x - 15
A)
cfw_x x
C) cfw_x x
B) cfw_x
15
-15
x 15, x
D) cfw_x x = 15
1)
-11
Multiply the rational expressions.
2x2 - 3x - 9
x2 - 1
2)
x+1
2

MAC1105
Practice Test 3
Name_
Determine whether the relation defines y as a function of x.
1) (x - 2)2 + (y + 2)2 = 81
A) Function
B) Not a function
1)
Determine the domain and range of the function.
2)
2)
A)
B) Domain:
Domain: (- , 1]; Range: [-4, )
C) D

AST 1002
Horizons in Astronomy
Unit One Historical Perspectives in Astronomy
Mathematics Assignment
1. The Earth takes 365.25 days to orbit the Sun. What is its relative speed to the
stars in days? In hours? (Hint: Use the example in this PowerPoint.)
Rel