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Author Question: Valles Marineris is a A) large valley on the Moon. B) vast plain on Mars. C) huge series of ... (Read 75 times)

hubes95

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Valles Marineris is a
 
  A) large valley on the Moon.
  B) vast plain on Mars.
  C) huge series of cliffs on Mercury.
  D) large canyon on Mars.
  E) large canyon on Venus.

Question 2

The Dynamo Theory holds that
 
  A) lightning plays a major role in generating our magnetic fields.
  B) any other planet of similar density will also have a strong magnetic field.
  C) the Earth's core, like Mercury's, is now a solid, rigid bar magnet.
  D) magnetic fields are generated by rapidly spinning, fluid magnetic interiors.
  E) the Earth's magnetic field must switch polarities every few million years.



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cloud

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Answer to Question 1

D

Answer to Question 2

D




hubes95

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Reply 2 on: Jul 27, 2018
Gracias!


Zebsrer

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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