The outer core is big - about 1400 miles thick, all around the inner core, beneath the mantle, and below the earth's surface. Unlike the inner core which is solid iron metal, the outer core is molten (liquid) and made up of mainly nickel and iron in alloy (mixed together) form. read more
The outer core is big - about 1400 miles thick, all around the inner core, beneath the mantle, and below the earth’s surface. Unlike the inner core which is solid iron metal, the outer core is molten (liquid) and made up of mainly nickel and iron in alloy (mixed together) form. read more
the outer core is made if of liquids, while the innor core is made up of iron and other meterials so it is a solid, so in the order of the quiz you are cheating on will most if its in order, crust,mantle,outer core, intercore. read more
The inner core is the innermost region of the Earth. According toscientists, it is made of a solid ball of iron. read more