1. Why is the core having the highest density compared to other layer of the earth?

a. it is compact

b. it is made up rocks

c. it contains chondrite

d. it is made up of iron​


Sagot :

Answer:

d.

Explanation:

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