The inner core is solid because
A)it is composed of iron and nickel.
B)the surrounding outer layers act as a blanket to insulate the core.
C)pressure from the weight of the surrounding layers prevents the inner core from melting.
D)none of these,for the inner core is not solid,but is liquid

Question

Quizplus · Accepted Answer

The solid inner core is composed of mostly iron and nickel at extremely high temperatures and pressures. The surrounding layers do provide some insulation, but the main reason the inner core remains solid is due to the immense pressure from the weight of the overlying layers.

The Inner Core Is Solid Because