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WorksheetsUnit 1 - Astronomy (Fall 2023)
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
heliocentric
a)
spinning of Earth on its axis (24 hours = 1 day)
b)
movement of Earth around Sun (365 ¼ days = 1 year)
c)
based on the belief that the sun is the center of the universe
d)
Based on the belief that the earth is the center of the universe
2.
ellipse
a)
Based on the belief that the earth is the center of the universe
b)
oval shape the planets take around the sun
c)
the point between two objects where they balance each other
d)
movement of Earth around Sun (365 ¼ days = 1 year)
3.
nebular hypothesis
a)
the theory that a solar system evolves from a hot gaseous nebula
b)
the point between two objects where they balance each other
c)
moving backwards
d)
based on the belief that the sun is the center of the universe
4.
retrograde
a)
the point between two objects where they balance each other
b)
the theory that a solar system evolves from a hot gaseous nebula
c)
based on the belief that the sun is the center of the universe
d)
moving backwards
5.
barycenter
a)
movement of Earth around Sun (365 ¼ days = 1 year)
b)
Based on the belief that the earth is the center of the universe
c)
oval shape the planets take around the sun
d)
the point between two objects where they balance each other
6.
geocentric
a)
Based on the belief that the earth is the center of the universe
b)
the theory that a solar system evolves from a hot gaseous nebula
c)
movement of Earth around Sun (365 ¼ days = 1 year)
d)
the point between two objects where they balance each other
7.
nutation
a)
Wobbling of the Earth's axis
b)
Based on the belief that the earth is the center of the universe
c)
movement of Earth around Sun (365 ¼ days = 1 year)
d)
spinning of Earth on its axis (24 hours = 1 day)
8.
precession
a)
Based on the belief that the earth is the center of the universe
b)
spinning of Earth on its axis (24 hours = 1 day)
c)
change in the orientation of the rotational axis of Earth
d)
movement of Earth around Sun (365 ¼ days = 1 year)
9.
rotation
a)
the point between two objects where they balance each other
b)
change in the orientation of the rotational axis of Earth
c)
spinning of Earth on its axis (24 hours = 1 day)
d)
oval shape the planets take around the sun
10.
revolution
a)
spinning of Earth on its axis (24 hours = 1 day)
b)
based on the belief that the sun is the center of the universe
c)
Wobbling of the Earth's axis
d)
movement of Earth around Sun (365 ¼ days = 1 year)
11.
pertaining to the period during which the visible surface of the moon increases
a)
Waxing
b)
waning
c)
ecllipse
d)
rotation
12.
pertaining to the period during which the visible surface of the moon decreases
a)
Waning
b)
Waxing
c)
Ellipse
d)
Precession
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