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WorksheetsUnit B/C Review
Total questions: 31
Worksheet time: 21mins
Name
Class
Date
1.
The theory that the Earth is the center of the universe with everything revolving around it is called ________.
a)
heliocentrism
b)
geocentrism
c)
keplercentrism
d)
eartheocentrism
2.
The theory that the Sun is the center of the universe with everything revolving around it is called ________.
a)
heliocentrism
b)
geocentrism
c)
keplercentrism
d)
eartheocentrism
3.
One of the main differences between the outer and inner planets is __________.
a)
The inner planets all have water
b)
the inner planets are much bigger than the outer planets
c)
the outer planets are gas giants
d)
the outer planets have rings, and the inner planets don't
4.
The four terrestrial planets are known for their _________
a)
hot temps
b)
deep atmospheres
c)
rocky surfaces
d)
large size
5.
Which is NOT an inner planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Jupiter
6.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
7.
This planet is the "jewel" of the solar system because it is surrounded by rings of dust, ice, and rocks.
a)
Neptune
b)
Earth
c)
Jupiter
d)
Saturn
8.
Which object in our solar system contains the most mass?
a)
Jupiter
b)
Saturn
c)
Earth
d)
Sun
9.
The age of the solar system as revealed by radiometric dating is _______________ years old.
a)
4.6 Billion
b)
4.6 Million
c)
4.6 Trillion
d)
Less than 10,000
10.
The planets in the solar system orbit the Sun:
a)
Clockwise
b)
Counter-Clockwise
c)
In both directions
d)
They don't
11.
What is a nebula?
a)
Distant Planet
b)
Star
c)
Asteroid
d)
Cloud of Dust & Gas
12.
The nebular theory explains why:
a)
planets orbit in different planes
b)
oldest rocks scientists have dated are the same age.
c)
planets orbit both clockwise and counter-clockwise
d)
all of these
13.
Retrograde motion is caused by:
a)
planets orbiting backwards
b)
planets orbiting in elipses
c)
planets orbiting faster than others
d)
planets crossing orbits
14.
Which of the following planets can we see experience retrograde motion when viewing from Earth?
a)
Mercury
b)
Venus
c)
Mars
d)
All of these
15.
The acronym AU stands for:
a)
Astronomical Units
b)
Gold
c)
Astronomical Universe
d)
Astrology is Undeniable
16.
What is one AU equal to?
a)
The time it takes to orbit the Sun.
b)
The distance from Earth to the Sun.
c)
The diameter of the Sun.
d)
The distance to next galaxy.
17.
Kepler's 1st Law states that:
a)
Planets orbit the Sun in elliptical orbits.
b)
Planets orbit the Sun in circular orbits.
c)
Planets orbit faster as they get closer the the Sun.
d)
Planets take longer to orbit completely around the Sun the further away they are.
18.
Kepler's 2nd Law states that:
a)
Planets orbit the Sun in elliptical orbits.
b)
Planets orbit the Sun in circular orbits.
c)
Planets orbit faster as they get closer the the Sun.
d)
Planets take longer to orbit completely around the Sun the further away they are.
19.
Kepler's 3rd Law states that:
a)
Planets orbit the Sun in elliptical orbits.
b)
Planets orbit the Sun in circular orbits.
c)
Planets orbit faster as they get closer the the Sun.
d)
Planets take longer to orbit completely around the Sun the further away they are.
20.
Which of the following best shows the path of a planet exhibiting retrograde motion?
a)
A
b)
B
c)
C
d)
D
21.
What is #2.?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
22.
What is #7.?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
23.
What is #3.?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
24.
What is #10.?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
25.
Where is the planet moving the fastest?
a)
A
b)
B
c)
C
d)
D
26.
Where is the planet moving the slowest?
a)
A
b)
B
c)
C
d)
D
27.
Where is the planet at perihelion?
a)
A
b)
B
c)
C
d)
D
28.
Where is the planet at aphelion?
a)
A
b)
B
c)
C
d)
D
29.
Which moon orbits the planet faster?
a)
A
b)
B
30.
Which moon orbits closer the planet?
a)
A
b)
B
31.
How many days does it take moon B to orbit the planet?
a)
3 days
b)
5 days
c)
10 days
d)
14 days
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