The Earth-Sun-Moon System Answers

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Which term describes one kind of movement of Earth?

A
eclipse
B
revolution
C
tilted orbit
D
lunar cycle
2
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Study the image.

Question illustration
A
full moon
B
first quarter
C
waning gibbous
D
waxing crescent
3

Which movement causes day and night on Earth?

A
rotation of Earth
B
revolution of Earth around the Sun
C
Earth’s elliptical orbit in space
D
moon’s orbit around Earth
4

During which phase of the moon does a lunar eclipse occur?

A
full moon
B
third quarter
C
waxing gibbous
D
waning crescent
5

During which moon phase do spring tides occur?

A
new moon and full moon
B
first quarter and third quarter
C
waxing gibbous and waning gibbous
D
waxing crescent and waning crescent
6

Look at the diagram of a solar eclipse.

Question illustration
A
1
B
2
C
3
D
4
7

During which phase does Earth see more than half of the moon’s surface?

A
first quarter
B
third quarter
C
waxing gibbous
D
waning crescent
8

During which phase of the moon do neap tides occur?

A
full
B
gibbous
C
new
D
quarter
9

Why do lunar and solar eclipses not happen every month?

A
Eclipses only occur during full and new moons.
B
Earth rotates around its axis faster than the moon.
C
The moon and Earth only travel through the penumbras.
D
The tilt of the moon’s axis does not allow for monthly alignment.
10

In which direction does the Sun appear to move across the sky?

A
from west to east
B
from east to west
C
from north to south
D
from south to north

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