The center of the earth is called the . It is divided into two parts, a and an made up of .

the center is called the core, and divided by the inner and outer core and made up of liquid metal

Explanation:

it depends on which society you are referring to. many civilization performed rituals so the gods would with their growing season but the most well known is that of the aztecs. they would make sacrifices, usually animals, but sometimes humans as well.