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What causes the Earth's magnetic field?

In: Geology, Physics, Earth Sciences [Edit categories]

Answer:

The Earth's magnetic field is generated by a self-sustaining dynamo effect caused by the fluid motions of the conductive liquid metal in the iron-nickel outer core.

Contributor:

Akurei420

First answer by Akurei420. Last edit by Jones1rocks. Contributor trust: 1565 [recommend contributor ]. Question popularity: 15 [recommend question].

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