The most likely source of Earth's magnetism is ____.
A) the flow and convection of liquid metals in the outer core
B) a permanent magnet that oscillates within Earth's core
C) the energy received by the Sun
D) convection currents in the mantle

Question

Quizplus · Accepted Answer

The flow and convection of liquid metals in the outer core is the leading theory for the source of Earth's magnetism. This movement creates electrical currents, which in turn generates Earth's magnetic field.

The Most Likely Source of Earth's Magnetism Is ____