Question

what is the care of the earth made up of​

Answer 1

Answer:

Unlike the mineral-rich crust and mantle, the core is made almost entirely of metal—specifically, iron and nickel. The shorthand used for the core's iron-nickel alloys is simply the elements' chemical symbols—NiFe. Elements that dissolve in iron, called siderophiles, are also found in the core.

Answer 2

The crust of earth is made up of soil,humus,dead plants and animals and many of fossil fuels