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Author Question: What hypothesis has been presented for the close parallel relationship of the magnetic field and the ... (Read 60 times)

bobbie

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on: Jul 16, 2018
What hypothesis has been presented for the close parallel relationship of the magnetic field and the rotation axis?
 
  A) Rotation causes spiraling convection currents in the outer core.
  B) Rotation causes spiraling convection currents in the outer mantle.
  C) Rotation causes spiraling convection currents in the inner mantle.
  D) Rotation causes spiraling convection currents in the inner core.

Question 2

What is a possible effect of a magnetic reversal on Earth's organisms?
 
  A) Species become extinct as they lose their navigational ability.
  B) Organisms are subjected to greater amounts of cosmic radiation.
  C) Organisms are subjected to greater amounts of radioactivity.
  D) Organisms will change their habitats with the accompanying climate change.


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k2629

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


bobbie

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Reply 2 on: Jul 16, 2018
Excellent

TheNamesImani

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Reply 3 on: Yesterday
Wow, this really help

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