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Author Question: What surprised scientists to learn about Mercury from MESSENGER's data? a. Mercury is still ... (Read 130 times)

stephzh

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on: Jul 27, 2018
What surprised scientists to learn about Mercury from MESSENGER's data?
 
  a. Mercury is still geologically active with molten lava flows on the surface.
  b. Mercury does have an atmosphere causing some erosion of the surface.
  c. Mercury has significantly more craters than the Moon.
 d. Mercury has a magnetic field despite its size.
 e. Mercury is rotating faster than earlier predicted.

Question 2

A white dwarf stops collapsing and forms a stable structure due to forces arising from ____.
 
  a. rapid rotation
 b. magnetic fields
 c. gas pressure
 d. neutron degeneracy
  e. electron degeneracy


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Ksh22

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Reply #1 on: Jul 27, 2018
Answer to Question 1

d

Answer to Question 2

e


stephzh

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Reply #2 on: Jul 27, 2018
Thanks


Ksh22

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Reply #3 on: Jul 27, 2018
Welcome :)


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