WorksheetsSolar System Test Prep
Total questions: 40
Worksheet time: 17mins
Name
Class
Date
1.
How many moons does Mars have?
a)
0
b)
1
c)
2
d)
67
2.
What is the size of Venus (in diameter) compared to the Earth?
a)
0.38
b)
11.3
c)
.95
d)
.53
3.
How much bigger (in diameter) is Jupiter compared to the Earth?
a)
11.02
b)
9.44
c)
4
d)
3.9
4.
How much bigger (in mass) is Jupiter compared to the Earth?
a)
.107
b)
318
c)
95
d)
17.1
5.
What is the approximate orbital period of Neptune (in Earth Years)?
a)
84.01
b)
29.45
c)
164.8
d)
11.86
6.
The Nebular Theory is:
a)
A theory on how the Milky Way galaxy was formed
b)
A theory on how the universe was formed
c)
A theory on how the solar system will be destroyed
d)
A theory on how the solar system was formed
7.
A nebula is:
a)
A cloud of ice
b)
A cloud of dust and gas
c)
A cloud of just gas
d)
A cloud of just dust
8.
The most abundant gases in a nebula are:
a)
Hydrogen & Oxygen
b)
Nitrogen & Oxygen
c)
Hydrogen & Helium
d)
Oxygen & Helium
9.
A nebula starts to collapse because of:
a)
A nearby star shining it's light
b)
A passing spaceship
c)
A passing comet
d)
Gravity
10.
A nebula collapses down into a disk known called:
a)
A compact disk
b)
An irregular cloud
c)
An accretion disk
d)
An circular disk
11.
What forms in the very center of the accretion disk?
a)
A protosun
b)
A planet
c)
A protoplanet
d)
A planetesimal
12.
What is forming in the accretion disk away from the center?
a)
Light
b)
Protostars
c)
Planetesimals
d)
Hydrogen
13.
The group of inner planets are known as:
a)
The Terrestrial Planets
b)
The Gas Giants
c)
The Outer Planets
d)
The Hallow Planets
14.
The group of outer planets are known as:
a)
The Terrestrial Planets
b)
The Gas Giants
c)
The Inner Planets
d)
The Rocky Planets
15.
What caused the lighter elements to leave the terrestrial planets?
a)
Gravity from the Gas Giants
b)
Nothing, the lighter elements stayed
c)
Gravity from the Sun
d)
Heat from the Sun
16.
Intense pressure in the protosun (protostar) caused:
a)
Fire in the Sun to start
b)
Helium to break down into Hydrogen
c)
Nuclear Fusion to start
d)
Nuclear Fusion to end
17.
The shape of the planets and dwarf planets after accumulating all their material is:
a)
Irregular
b)
A Sphere
c)
An Oval
d)
A disk
18.
What materials could not survive the heat where the rocky planets were formed?
a)
Gamma Rays
b)
Plasma
c)
Ice and Gas
d)
Rocks
19.
A focus is:
a)
Two points of focus (the plural of focus)
b)
The longer axis
c)
One of two central points in an ellipse
d)
The shorter axis
20.
Orbital Eccentricity is:
a)
The measure of how round or elongated an ellipse is
b)
The different orbital plane's angle relative to Earth’s orbit
c)
The closest point closest to the Sun
d)
The farthest point closest to the Sun
21.
Orbital Inclination is:
a)
The measure of how round or elongated an ellipse is
b)
The different orbital plane's angle relative to Earth’s orbit
c)
The closest point closest to the Sun
d)
The farthest point closest to the Sun
22.
Which planet listed below has the most eccentricity?
a)
Helga at .057
b)
Karl at .833
c)
Björn at .25
d)
Morton at .375
23.
Which planet listed below has the least eccentricity?
a)
Helga at .057
b)
Karl at .833
c)
Björn at .25
d)
Morton at .375
24.
When a planet orbits the Sun, one of the foci of the elliptical orbit is
a)
the axis.
b)
the perihelion.
c)
the center.
d)
the Sun.
25.
The place where a planet is closest to the Sun as it orbits the Sun is called the
a)
perihelion.
b)
aphelion.
26.
The place where a planet is farthest away from the Sun in its orbit around the Sun is called the
a)
aphelion.
b)
perihelion.
27.
A planet moves __________ when it is farthest from the sun.
a)
faster
b)
slower
28.
What has an eccentricity of zero?
a)
a straight line
b)
a large ellipse
c)
a circle
d)
a small ellipse
29.
What is true about the area between points A, B and the Sun, and the area between points H, I and the Sun?
a)
The area between A, B and the Sun is the largest.
b)
The area between H, I and the Sun is the largest
c)
Both areas are equal in size
d)
There is not enough information to determine the areas
30.
Where is the planet moving faster?
a)
Position A to B
b)
Position B to C
c)
Position H to I
d)
Position I to J
31.
An Astronomical Unit, or AU, is the average distance between
a)
the Sun and Neptune.
b)
the Sun and Earth.
c)
the Earth and the moon.
d)
the Sun and Mercury.
32.
The formula for Kepler's third law is (remember the P could also be a T, meaning Period and Time are the same thing)
a)
P3 = a2 (or T3 = a2)
b)
P3 = a3 (or T3 = a3)
c)
P2 = a2 (or T2 = a2)
d)
P2 = a3 (or T2 = a3)
33.
Which moon pictured here belongs to Saturn and is unique because it has ice geysers or plumes at it's south pole?
a)
Titan
b)
Enceladus
c)
Hyperion
d)
Iapetus
34.
Which moon pictured here belongs to Jupiter and is unique because NASA plans to visit it and search for life in it's below-surface oceans?
a)
Callisto
b)
Io
c)
Ganymede
d)
Europa
35.
Which moon pictured here belongs to Saturn and is unique because it of it's porous "sponge-like" appearance?
a)
Mimas
b)
Enceladus
c)
Hyperion
d)
Iapetus
36.
Which moon pictured here belongs to Jupiter and is unique because it has active volcanoes?
a)
Callisto
b)
Io
c)
Ganymede
d)
Europa
37.
Which moon pictured here belongs to Uranus and is unique because of it's crudely-shaped "ugly" surface?
a)
Titan
b)
Triton
c)
Miranda
d)
Charon
38.
Which moon pictured here belongs to Mars and is unique because of it's super huge crater at one of it's potato-shaped ends?
a)
Moon (Luna)
b)
Phobos
c)
Hyperion
d)
Miranda
39.
Which moon pictured here belongs to Saturn and is unique because of it's cloudy atmosphere and liquid hydrocarbon lakes on it's surface?
a)
Triton
b)
Moon (Luna)
c)
Enceladus
d)
Titan
40.
Which moon pictured here belongs to Neptune and is unique because of it's nitrogen-ice surface and retrograde orbit?
a)
Phobos
b)
Mimas
c)
Titan
d)
Triton
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