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Author Question: Over geologic history the Earth's magnetic field A) has been relatively stable. B) has increased ... (Read 74 times)

james0929

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on: Jul 29, 2018
Over geologic history the Earth's magnetic field
 
  A) has been relatively stable.
  B) has increased in strength exponentially.
  C) has reversed direction many times.
  D) is unknown.

Question 2

Which force field can accelerate an electron?
 
  A) electric field
  B) magnetic field
  C) both of these
  D) neither of these


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ryansturges

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C


james0929

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Reply 2 on: Jul 29, 2018
Wow, this really help

mcarey591

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Reply 3 on: Yesterday
:D TYSM

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