brainykidd7335 brainykidd7335
  • 03-12-2021
  • Geography
contestada

How are earth's magnetic field reversals recorded in the ocean floor?.

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Areumlove
Areumlove Areumlove
  • 03-12-2021

Answer:

Magnetic reversals - Evidence suggests that the earth's magnetic field has periodically reversed its polarity in the past. ... Small magnetite crystals in a cooling lava flow act like tiny compass needles, preserving a record of the earth's magnetic field when the lava solidifies.

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