2) On the real ocean floor, alternating stripes of normal and reversed polarity are not all of
equal width. What does this tell you about the lengths of time represented by normal and
reversed polarity?
equal width. What does this tell you about the lengths of time represented by normal and
reversed polarity?
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All rocks of the same age have the same polarity. ... These surveys revealed a series of invisible magnetic “stripes” of normal and reversed polarity in the sea floor, like that shown in the figure below. The patterns reflect the creation and spreading of oceanic crust along the mid-oceanic ridges.