The origin of earth's magnetic field is probably due to

A. magnetized minerals in the crust.
B. the presence of iron in the inner core.
C. ferromagnesian minerals in the mantle.
D. electric currents in the fluid outer core.


Answer: D

Environmental & Atmospheric Sciences

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Fill in the blank(s) with correct word

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Indicate whether the statement is true or false

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What will be an ideal response?

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