Explain why the composition and liquid state of the outer core are necessary for creating Earth’s magnetic field?

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04-02-2020
Geography

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Explain why the composition and liquid state of the outer core are necessary for creating Earth’s magnetic field?

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cherrymadison66 cherrymadison66 · Answer 1 · 2020-02-04T23:41:43+01:00

cherrymadison66 cherrymadison66

04-02-2020

Differences in temperature, pressure and composition within the outer core cause convection currents in the molten metal.This flow of liquid iron generates electric currents, which in turn produce magnetic fields.

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