WorksheetsEarth-Sun-Moon: Lunar Phases
Total questions: 16
Worksheet time: 1hrs 20mins
Name
Class
Date
1.
Where does moonshine come from?
a)
Moon creates its own light
b)
From reflected sunlight
c)
From reflected earthshine
d)
From refracted starshine
2.
How does the Moon move relative to the Earth and Sun?
a)
Moon revolves around Sun
b)
Moon revolves around Earth
c)
Earth revolves around Moon
d)
Moon rotates around Sun
3.
What does the word "lunar" mean?
a)
Related to the Moon
b)
Related to the Sun
c)
Related to the Earth
d)
Related to eclipses
4.
What causes the Moon to change phases throughout the month?
a)
Earth's shadow on the Moon
b)
Earth seeing the Moon from different angles
c)
Sun's shadow on the Moon
d)
Moon's shadow on the Earth
5.
What does "waxing" mean?
a)
Become larger, stronger, brighter
b)
Become smaller, weaker, dimmer
c)
Rotate
d)
Revolve
6.
What is a "gibbous" shape?
a)
Half circle
b)
Less than half circle
c)
More than half circle
d)
Full circle
7.
Is there a "dark side" of the Moon, the same side that is always in darkness?
a)
Yes, of course
b)
No, it's a myth
8.
How much of the Moon's surface is lit by the Sun?
a)
100% (all of it)
b)
50% (half of it)
c)
25% (quarter of it)
d)
It changes between 0-100%
9.
From Earth, why do we always see the same side of the Moon?
a)
Moon doesn't rotate
b)
Earth's rotation is faster than Moon's
c)
Moon's rotation is same speed as its revolution
d)
Moon's rotation is faster than Earth's
10.
Roughly once a month, during the Full Moon, why do we not always see a lunar eclipse?
a)
Earth's tilted axis
b)
Earth's tilted orbit
c)
Moon's tilted orbit
d)
Moon's tilted axis
11.
On the Moon, or any celestial body, what do we call the line between the night and day side?
a)
Conclusion line
b)
Boundary line
c)
Terminator line
d)
It has no name
12.
How many days does one cycle of lunar phases take?
a)
29.5
b)
365
c)
28-31
d)
7
13.
When the Moon is between the Earth and Sun, what is the phase?
a)
Full
b)
New
c)
Quarter
d)
Crescent
14.
When the Moon is on the opposite side of Earth from the Sun, what is the phase?
a)
Full
b)
New
c)
Quarter
d)
Gibbous
15.
When the Moon is at a right angle to the Earth relative to the Sun, what phase is it?
a)
Full
b)
New
c)
Quarter
d)
Harvest
16.
After the New Moon, is the Moon waxing or waning?
a)
Waxing
b)
Waning
c)
Neither
d)
Both
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