What is the source for the lava that covers the maria?
A) molten rock from impacts
B) rock melted by radioactive heating
C) volcanic eruptions due to subducting lunar crust
D) the original molten surface of the Moon
Correct Answer:
Verified
Q8: The lunar maria are primarily composed of
Q9: Why do the lunar maria have a
Q10: What are rays?
A) canyons, caused by lava
Q11: The lunar highlands have more craters than
Q12: How were the maria formed?
A) Maria were
Q14: Long canyons on the lunar surface are
Q15: Rilles on the lunar surface were formed
Q16: Why is the Moon's surface cratered but
Q17: One result of bombardment of the Moon's
Q18: The primary reason the Moon lacks an
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