Planets and Satellite CDS Questions

CDS Physical Geography

Planets and Satellite MCQ Questions


7.
Approximately how long does sunlight take to reach the Earth?
A.
About 24 hours
B.
About 8 minutes
C.
About 2 minutes
D.
About 1 second
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ANSWER :
B. About 8 minutes
8.
The Sun is classified as which type of celestial body?
A.
Satellite
B.
Asteroid
C.
Planet
D.
Star
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ANSWER :
D. Star
9.
Which is the nearest star to the Earth?
A.
Proxima Centauri
B.
Sirius
C.
Alpha Centauri
D.
The Sun
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ANSWER :
D. The Sun
10.
How long does Mercury take to complete one revolution around the Sun?
A.
About 365 days
B.
About 687 days
C.
About 88 days
D.
About 225 days
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ANSWER :
C. About 88 days
11.
Which planet has virtually no atmosphere because its low gravity and proximity to the Sun cause gases to escape?
A.
Mercury
B.
Mars
C.
Earth
D.
Venus
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ANSWER :
A. Mercury
12.
Which two planets do NOT have any natural satellite (moon)?
A.
Venus and Mars
B.
Venus and Earth
C.
Mercury and Mars
D.
Mercury and Venus
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ANSWER :
D. Mercury and Venus