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

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

User Adi Shavit
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Answer: 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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User Karen
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