Final Exam Flashcards
Comprehensive Final exam objectives for Poskin Intro to Astrology
1
Q
List the planets from closest to the sun to furthest from the sun
A
mercury, Venus, earth, mars, Jupiter, Saturn, Uranus, Neptune
2
Q
Where is the Asteroid Belt located?
A
Between Mars & Jupiter
3
Q
What are the 5 objects in our solar system that are considered to be dwarf planets?
A
Ceres, MakeMake, Pluto, Hamea, Eris
4
Q
The plane of the Earth’s orbit is known as the
A
ecliptic plane
5
Q
when the moon is closest to the sun and moving the ______, this is a ______
A
fastest, perihelion
6
Q
When the moon is furthest from the sun and moving the _____, this is a _____
A
slowest, aphelion
7
Q
The Earth’s Axial tilt
A
23.4
8
Q
The main cause of seasonal changes on the Earth
A
Axial tilt
9
Q
Heavy material sinks to the center, while lighter material floats to the surface
A
chemical differentiation
10
Q
The largest impact crater/basin on the moon
A
Atkin Basin
11
Q
What is the necessary alignment of the Earth, Moon, & Sun for a lunar eclipse to occur?
A
Sun-Earth-Moon
12
Q
What is the necessary alignment of the Earth, Moon, & Sun for a solar eclipse to occur?
A
Sun-Moon-Earth
13
Q
Which planet has the smallest axial tilt?
A
Mercury
14
Q
Which planet has the most eccentric orbit?
A
Mercury
15
Q
Which planet is most inclined to the ecliptic plane?
A
Mercury
16
Q
Which planer has a 3:2 spin orbit coupling?
A
Mercury
17
Q
Which planet has the most extreme temperature range in our Solar System?
A
Mercury
18
Q
The largest impact crater/basin on Mercury
A
Calores Basin
19
Q
Which planet has the largest axial tilt?
A
Venus
20
Q
Which planet has the least eccentric orbit?
A
Venus
21
Q
Which planet has the slowest rotational period?
A
Venus
22
Q
What are the clouds on Venus mainly composed of?
A
Sulfuric Acid
23
Q
Which planet has the highest average temperature?
A
Venus
24
Q
Which planet has had a runaway greenhouse effect?
A
Venus
25
The tallest mountain on Venus
Maxwell Montes
26
The largest impact crater on Venus
Mead Crater
27
The longest channel in our Solar System
Batlis Vallis, on Venus
28
The tallest volcano on Venus
Maat Mons
29
Which planet has the closest rotational period and axial tilt to Earth
Mars
30
On which planet has there been a runaway icehouse effect
Mars
31
which planet is home to the largest dust storms in our solar system
Mars
32
The dominant color of the Martian regolith
Reddish-brown
33
The dominant component of the Martian regolith
Iron-oxide rich clay
34
The general shape of an impact crater or basin
circular/round
35
why are impact craters round?
shock waves
36
The largest impact crater or basin on Mars
Utopia Planitia
37
The largest impact crater or basin in our solar system
Utopia Planitia
38
Describe the northern lowlands on Mars based on location and elevation
northern hemisphere, low elevation
39
Describe the southern highlands on Mars based on location and elevation
southern hemisphere, high elevation
40
The name of the largest volcano on Mars
Olympus Mons
41
The name of the largest volcano in our solar system
Olympus Mons
42
The name of the gigantic rift valley near the equator of Mars
Vallis Marinaris
43
Which planet has the largest volume and mass
Jupiter
44
which planet has the fastest rotational period
Jupiter
45
The object is spinning faster at the equator and slower at the poles
Differential rotation
46
The object is wider at the equator and smaller at the poles
oblateness
47
The most abundant gasses in the Jovian planet's atmosphere
hydrogen and helium
48
What structure represents the second largest object in our solar system
Jupiter's magnetosphere
49
What does a magnetosphere protect a planet from
solar wind
50
What is solar wind composed of
Protons and electrons
51
The location of the weakest spots in a planet's radiation belts
At the poles
52
Which planet has the lowest density in our solar system
Saturn
53
The name of the most oblate planet in our solar system
Saturn
54
The name of the largest gap in Saturn's rings
Cassini Division
55
Which force is strongest outside of a planet's Roche limit?
Gravitational force of moons
56
Which force is strongest inside of a planet's Roche limit?
Gravitational forces exerted by the planet's tidal forces
57
What structure will form if objects are inside the Roche limit?
Rings
58
What structure will form if objects are outside the Roche limit?
Moons
59
The reddest moon in our solar system is
Almathea
60
Who discovered Jupiter's largest moons?
Galileo
61
The most geologically active or volcanic world in our solar system
Io
62
The driest world in our solar system
Io
63
Which world has a plasma torus surrounding its orbit?
Io
64
The smoothest world in our solar system
Europa
65
Which extraterrestrial world is the most likely place to contain life?
Europa
66
Jupiter's largest moon
Ganymede
67
The largest moon in our solar system
Ganymede
68
The name of the only moon in our solar system with a magnetosphere
Ganymede
69
The most cratered world in our solar system
Callisto
70
Which moon in our solar system has the oldest surface
Callisto
71
The smallest moon in our solar system that is spherical due to self-gravitation
Mimas
72
The most reflective moon in our solar system
Enceladus
73
Saturn's largest moon
Titan
74
The second largest moon in our solar system
Titan
75
The coldest planet in our solar system
Uranus
76
Which gas in Uranus and Neptune's atmosphere causes their blue coloration? Why?
Methane, it reflects blue light rays
77
The tallest cliff in our solar system? Which moon is it located on?
Verona Rupes on Miranda
78
Uranus's largest moon
Titania
79
Which planet has the fastest wind speed in our solar system?
Neptune
80
Neptune's largest moon
Triton
81
The solar system's largest captured moon
Triton
82
What happens to moons with a prograde orbit?
They spiral outward, away from a planet
83
What happens to moons with a retrograde orbit?
They spiral inward, towards a planet
84
Pluto's largest moon
Charon
85
The largest known dwarf planet
Pluto
86
The largest object in the asteroid belt
Ceres
87
Where is Aphrodite Terra found?
Venus
88
On which moon is Galileo Regio found?
Ganymede
89
Where is the Great Red Spot located?
Jupiter
90
Which planet is Hellis Planitia located on?
Mars
91
Where is the Hexagon?
Saturn
92
Which planet is the Ishtar Terra Found?
Venus
93
Where is Tharsis Rise located?
Mars
94
Approximately how old is the universe?
13.82 (14) Billion Years old
95
Approximately how old is our solar system?
4.57 (6) Billion Years old
96
List the planets in order, from largest to smallest, according to their diameters
Jupiter, Saturn, Uranus, Neptune, Earth, Venus, Mars, Mercury
97
Saturn
98
Jupiter
99
Uranus
100
Neptune
101
Earth
102
Venus
103
Mars
104
Mercury
105
Moon
106
Sun
107
the time it takes any solar object to spin 360 degrees about its axis
Rotational period
108
The time it takes any solar object to make a 360-degree orbit around another
Revolution period
109
Which planet is the densest?
Earth
110
In terms of composition, Terrestrial planets are _______, while Jovian planets are ______.
Rocky, Gasseous
111
In terms of size, terrestrial planets are _____, while Jovian planets are _______.
Small, Big
112
In terms of rings, Terrestrial planets (do or do not) have rings, while Jovian planets (do or do not) have rings
Do not, Do
113
In terms of moons, Terrestrial planets have ______, while Jovian planets have_______.
Few, Many
114
The _______ is older and more cratered, while the ______ is younger and less cratered. (on the moon)
Terrae, Maria
115
The ______ is darker and at a lower elevation than the lighter, higher elevation ______. (on the moon)
Maria, Terrae
116
moons (or objects) with a revolution direction identical to their planet's (or object's) rotation
Prograde Orbit
117
Identical revolutions and rotation periods
Synchronous rotation
118
Moons (or objects) with a revolution direction opposite of their planet's (or object's) rotation
Retrograde Orbit
119
Identical rotation directions of a moon and planet (or two objects)
Prograde rotation
120
Opposite rotation directions of a moon and planet (or two objects)
Retrograde orbit
121
The revolution direction of all planets and Pluto
counterclockwise
122
The rotation direction of all planets is ______, except for ______ ______ and _____, which is ______.
Counterclockwise, Venus, Uranus, Pluto, clockwise
123
Venus
124
Uranus
125
Triton
126
Titania
127
Titan
128
Saturn
129
Pluto
130
neptune
131
Moon
132
Miranda
133
Mercury
134
Mars
135
Jupiter
136
Io
137
Ganymeade
138
Europa
139
Enceladus
140
Earth
141
Callisto
142
pluto's largest moon
Charon
143
the only large solar objects that have synchronous rotation with each other
Pluto and Charon
144
The correct order of the Kuiper Belt, Oort Cloud, and Scattered Disk
Kuiper Belt, Scattered Disk, Oort Cloud
145
The structure that represents the largest object in our solar system
The Heliosphere
146
The semimajor axis of Mercury
.4
147
The semimajor axis of Venus
.7
148
The semimajor axis of Earth
1
149
The semimajor axis of Mars
1.5
150
The semimajor axis of Jupiter
5
151
The semimajor axis of Saturn
10
152
The semimajor axis of Uranus
20
153
The semimajor axis of Neptune
30
154
The semimajor axis of Pluto
40
155
Kepler's 3rd Law
P^2= a^3
156
New Moon
157
Waxing Crescent Moon
158
1st Quarter Moon
159
Waxing Gibbous Moon
160
Full Moon
161
Wanning Gibbous Moon
162
3rd Quarter Moon
163
Waning Crescent Moon
164
Which planets have a weak, global magnetic field?
Mercury and Mars
165
Which planets have a moderate, global magnetic field?
Earth, Uranus, and Neptune
166
Which planets have a strong, global magnetic field?
Jupiter and Saturn
167
Which planet has no magnetic field?
Venus
