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earth's magnetic field is generated by


gravitational forces at the poles


exchange of gases at the poles


the movement of electrical charges inside earth


chemical reactions in the van allen radiation belt

Verified Answer :

The movement of electrical charges inside the earth

kimberly07022003

Answer:

Explanation:


The magnetic field, is generated by electric currents due to the motion of convection currents of molten iron in the Earth's outer core : these convection currents are caused by heat escaping from the core, a natural process called a geodynamo.

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