WorksheetsEarth, Moon, and Sun practice Test
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Earth’s rotation takes about _____.
a)
24 hours
b)
28 days
c)
365 days
d)
a month
2.
What is the study of the moon, stars, meteoroids, and other space objects?
a)
astronomy
b)
astrology
c)
meteorology
d)
geology
3.
The Earth’s orbit _____
a)
is an ellipse
b)
is a circle
c)
goes around the moon
d)
causes day and night
4.
The ancient Egyptians had a calendar that _____.
a)
had 365 days per year
b)
had 28 days per month
c)
had 13 months per year
d)
had 354 days per yea
5.
Why do the sun and moon seem to move across the sky each day?
a)
the Earth's rotation
b)
the sun's rotation
c)
the moon's rotation
d)
the moon's revolution
6.
Every fourth year, our calendar has a(n) _____.
a)
leap year
b)
solar year
c)
lunar year
d)
extra month
7.
Day and night are caused by _____.
a)
Earth's rotation on its axis
b)
Earth's revolution around the sun
c)
the moon's revolution around Earth
d)
the tilt of Earth's axis
8.
One complete revolution of Earth around the sun takes about _____.
a)
one year
b)
one season
c)
one rotation
d)
one month
9.
The imaginary line that passes through the center of the Earth and the North and South poles is the _____.
a)
Earth's axis
b)
path of Earth's orbit
c)
Earth's equator
d)
solar axis
10.
The ancient Egyptians used the stars to _____.
a)
predict annual flooding
b)
make their calendar
c)
choose their pharaoh
d)
harvest their crops
11.
The two factors that combine to keep Earth and the moon in their orbits are _____.
a)
gravity and inertia
b)
orbital speed and mass
c)
mass and inertia
d)
gravity and orbital speed
12.
What are the units that are used to measure the force of gravity?
a)
newtons
b)
grams
c)
liters
d)
weight
13.
The tendency of a moving object to continue moving in a straight line or a stationary object to remain in place is called _____.
a)
inertia
b)
mass
c)
speed
d)
gravity
14.
All objects are attracted to each other by the force of _____.
a)
gravity
b)
mass
c)
inertia
d)
weight
15.
Who first discovered why the Earth and moon stay in orbit?
a)
Isaac Newton
b)
the ancient Egyptians
c)
Galileo
d)
Benjamin Franklin
16.
What does the strength of the force of gravity depend upon?
a)
the masses of the objects and the distance between them
b)
the weights of the objects and the distance between them
c)
the weights of the objects and their speeds
d)
the masses of the objects and their weights
17.
The amount of matter in an object is its _____.
a)
mass
b)
gravity
c)
weight
d)
volume
18.
If a car stops suddenly, why do the people inside keep moving?
a)
inertia
b)
gravity
c)
weight
d)
mass
19.
What happens to the force of gravity between two objects as they move farther away from each other?
a)
It decreases.
b)
It stays the same.
c)
It increases.
d)
It can either decrease or increase.
20.
What would happen to the moon if Earth’s gravity did not affect it?
a)
It would move away through space in a straight line.
b)
It would crash into the surface of the Earth
c)
It would continue to orbit the Earth but at a much slower speed.
d)
It would continue to orbit the Earth but at a much faster speed.
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