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During the life span of Earth, its magnetic field _____. A. has always remained in the same alignment B. has undergone several field reversals C. has only had small changes in strength D. has only undergone
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During the life span of Earth, its magnetic field _____.

A.
has always remained in the same alignment
B.
has undergone several field reversals
C.
has only had small changes in strength
D.
has only undergone one field reversal

User Gidget
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4.9k points

1 Answer

5 votes

Answer:

B. has undergone several field reversals

Step-by-step explanation:

hope this helps!

User Ahmmed
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