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Anonymous Anonymous
  • 19-01-2017
  • Chemistry
Answered

What causes the earth’s magnetic field?


A.

currents in the earth’s liquid-metal outer core


B.

the mineral composition of the earth’s crust


C.

molten material in the mantle


D.

magnetic particles located at the earth’s poles

Verified Answer :

Anonymous Anonymous
  • 19-01-2017

A. Currents in the earth’s liquid-metal outer core

Hope this helps!

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klrbac klrbac
  • 19-01-2017

i think its letter b. the mineral composition of the erath's crust

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