Physics, asked by devendraKumar3032, 5 hours ago

Four evidences of Earth's magnetism

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Answered by ImKimRamen

Answer:

As the inside of Earth cooled, magnesium oxide could precipitate out, driving convection and the geodynamo. The researchers believe inner Earth eventually exhausted the magnesium oxide source to the point that the magnetic field almost completely collapsed 565 million years ago.

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