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When molten material hardens into rock on the ocean floor, the domains of the iron it contains

Adisappear.
Bline up in the direction of Earth s magnetic field.
Cpoint in random directions.
Dnever become magnetic.

Verified Answer :

The correct answer is letter b. line up in the direction of Earth s magnetic field. When molten material hardens into rock on the ocean floor, the domains of the iron it contains it lines up in the direction of Earth s magnetic field.

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