Question

understanding earth’s magnetism
use the drop - down menu to complete the statement about earth’s magnetism.
earth’s magnetic field is generated in the core, which is made of that is constantly
iron
aluminum
fire

Explanation:

Earth's magnetic field is generated by the movement of molten iron in the core. Iron is a ferromagnetic material and its motion in the liquid - outer core creates electric currents which in turn generate the magnetic field. Aluminum is not ferromagnetic and fire is not a material that makes up the core.

Answer:

iron