Summarize how reversals in the direction of Earth's magnetic
field have provided evidence of seafloor spreading.
At times, the
that pass
through Earth have
of
Earth's magnetic field are recorded in
that forms
along
Scientists can detect
that are
to mid-ocean
ridges. This occurs on
Fill in the blank

Several types of evidence supported Hess's theory of sea-floor spreading: eruptions of molten material, magnetic stripes in the rock of the ocean floor, and the ages of the rocks themselves. This evidence led scientists to look again at Wegener's hypothesis of continental drift.

Explanation:

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