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Author Question: What is the name for a period of time when the magnetic field is oriented in the opposite direction? ... (Read 191 times)

Haya94

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on: Jul 16, 2018
What is the name for a period of time when the magnetic field is oriented in the opposite direction?
 
  A) a magnetic reversal
  B) a reversed polarity interval
  C) a normal polarity reversal
  D) an underage polarity

Question 2

Approximately how long has it been since the last magnetic reversal?
 
  A) 1,780 years
  B) 17,800 years
  C) 780,000 years
  D) 1.768 million years


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peter

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

Answer: B

Answer to Question 2

Answer: C


Haya94

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Reply 2 on: Jul 16, 2018
Wow, this really help

rleezy04

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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