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einsteindude einsteindude
wrote...
Posts: 5058
10 years ago
Earth's magnetism arises from
A) electric currents in the upper atmosphere.
B) electric currents in the sun.
C) the Wizard of Oz.
D) charged particles at rest on Earth's surface and on clouds in the lower atmosphere.
E) electric currents in Earth's interior.
Textbook 
Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
Authors:
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mel!811mel!811
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10 years ago
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