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Author Question: The scarps on Mercury were probably caused by: A) tectonic activity. B) meteorite bombardment. ... (Read 39 times)

Frost2351

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The scarps on Mercury were probably caused by:
 
  A) tectonic activity.
  B) meteorite bombardment.
  C) a tidal bulge.
  D) volcanism.
  E) the interior cooling and shrinking.

Question 2

Kepler's second law implies what about planetary motion?
 
  A) A planet moves at a constant speed during its orbit of the Sun.
  B) A planet moves faster when it is farther from the Sun.
  C) A planet moves slower when it is closer to the Sun.
  D) A planet moves faster when it is closer to the Sun.
  E) This law implies nothing about a planet's motion.



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bimper21

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Answer to Question 1

E

Answer to Question 2

D



Frost2351

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Both answers were spot on, thank you once again



bimper21

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