Multiple Choice
In the 1950s a plot of the position of the magnetic north pole through time revealed that
A) either the magnetic poles had migrated through time or the continents had moved.
B) polar magnetization varied from pole to pole.
C) over the past 500 million years the geographic poles changed position at least once or twice.
D) all of the above.
Correct Answer:
Verified
Correct Answer:
Verified
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