The Caloris Basin on Mercury covers a large region of the planet,but few smaller craters have formed on top of it.From this we conclude that
A) erosion destroyed the smaller craters that formed on the basin.
B) Mercury's atmosphere prevented smaller objects from hitting the surface.
C) only very large impactors hit Mercury's surface in the past.
D) the Caloris Basin formed toward the end of the solar system's period of heavy bombardment.
E) the Caloris Basin was formed by a volcano.
Correct Answer:
Verified
Q36: What kind of surface features may result
Q37: Which of the following describes erosion?
A)the excavation
Q38: The relatively few craters that we see
Q39: Which of the following describes impact cratering?
A)the
Q40: Steep-sided stratovolcanoes are made from lava that
A)is
Q42: Which of the following show evidence of
Q43: Why do we think Mercury has so
Q44: Why is continental crust lower in density
Q45: Valles Marineris is a
A)large valley on the
Q46: How does seafloor crust differ from continental
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