Which of the following is a requirement for a planetary magnetic dynamo?
A) a permanently magnetized crust
B) a solid iron core
C) a liquid interior
D) polarized liquid water oceans.
E) a large moon

Question

Quizplus · Accepted Answer

A planetary magnetic dynamo requires a liquid interior, typically a molten metal core, which allows for the movement of conductive materials to generate a magnetic field through the process of convection and rotation.

Which of the Following Is a Requirement for a Planetary