The atmosphere of Mars is composed of
A) oxygen.
B) nitrogen.
C) carbon dioxide.
D) sulfuric acid.
Correct Answer:
Verified
Q31: The dark regions visible on the Moon's
Q32: Which planet is surrounded by a hot
Q33: The Sojourner rover detected evidence for the
Q34: Mercury's thin atmosphere is composed mostly of
A)helium.
B)oxygen.
C)hydrogen.
D)sulfur
Q35: The time in early solar system history
Q37: What are exoplanets?
A)planets that harbor life (for
Q38: Which planet is closest in size to
Q39: The Mars Exploration Rovers are known as
A)Spirit
Q40: What kinds of rocks are found in
Q41: Light from faraway galaxies can help reveal
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