The Outer Core
-The outer core is 2,226 km thick.
-The outer core is mostly made up of nickel and iron.
-Sulphur and oxygen might also be in the outer core but it is not certain.
-The outer core is the second smallest layer of the Earth.
-The outer core is below the crust and the mantle but above the inner core.
-At first, the scientists thought that the core of the Earth is a single ball of iron. They know now that it is a solid inner core surrounded by a liquid outer core.
-The outer core is mostly made up of nickel and iron.
-Sulphur and oxygen might also be in the outer core but it is not certain.
-The outer core is the second smallest layer of the Earth.
-The outer core is below the crust and the mantle but above the inner core.
-At first, the scientists thought that the core of the Earth is a single ball of iron. They know now that it is a solid inner core surrounded by a liquid outer core.
50 sec-57 sec show information on the earth`s outer core