Multiple Choice
Which statement best describes Earth’s north magnetic pole?
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28. Magnetic Fields and Forces
Magnets and Magnetic Fields
Struggling with Physics?
Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
What is the primary source of Earth’s magnetic field?
A
Electric currents generated by convection and rotation in Earth’s liquid outer core (the geodynamo)
B
A giant permanent magnet located at Earth’s geographic North Pole
C
The magnetic field of the Sun directly inducing Earth’s field
D
Magnetized iron in Earth’s crust producing a global field
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Magnets and Magnetic Fields practice set
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