The dominant component of the soil on Mars is probably
A) sedimentary rocks laid down by massive floods early in Mars's history.
B) volcanic ash from eruptions in recent geological times.
C) basaltic lava pulverized by meteoritic bombardment.
D) iron oxides.
Correct Answer:
Verified
Q183: Hot-spot volcanism is a process that
A) produces
Q184: Earth has buckled slightly under the weight
Q185: In what way was the production of
Q186: The origin of the Martian magnetic field
Q187: Why have astronomers come to believe that
Q189: In what way was the production of
Q190: The Martian magnetic field is
A) nonexistent-no spacecraft
Q191: The distinctive red color of Mars is
Q192: The reddish color of Mars is probably
Q193: What is the Valles Marineris?
A) large rift
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