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Author Question: Using Figure 12.11 in your textbook, which option correctly identifies a time that polarity changed ... (Read 22 times)

vHAUNG6011

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Using Figure 12.11 in your textbook, which option correctly identifies a time that polarity changed from normal to reverse and back?
 
  A) normal to reverse: 3.04 million years ago, reverse to normal: 2.60 million years ago
  B) normal to reverse: 2.60 million years ago, reverse to normal: 1.79 million years ago
  C) normal to reverse: 3.33 million years ago, reverse to normal: 3.04 million years ago
  D) normal to reverse: 1.79 million years ago, reverse to normal: 0.99 million years ago

Question 2

What is true of Iceland?
 
  A) Iceland is contracting at a rate of about 4 mm per year due to melting at the Mid-Atlantic Ridge.
  B) Iceland is stretching at a rate of about 4 mm per year due to expansion at the Mid-Atlantic Ridge.
  C) Iceland is contracting at a rate of about 4 m per year due to melting at the Mid-Atlantic Ridge.
  D) Iceland is stretching at a rate of about 4 m per year due to expansion at the Mid-Atlantic Ridge.



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medine

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Answer to Question 1

Answer: C

Answer to Question 2

Answer: B




vHAUNG6011

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Reply 2 on: Jul 16, 2018
Excellent


kjohnson

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Reply 3 on: Yesterday
Wow, this really help

 

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