Iron and nickel
The element that makes up most of the earths CORE is iron.
Refer to complete article at http://en.wikipedia.org/wiki/Inner_core
Liquid Iron
It makes up the majority of the molten core of the earth.
iron
scientists think that the earths core is made up of mostly iron, and contains smaller amounts of copper nickel.
The principle element found at the Earth's core is iron.
Iron is an element. It has an atomic number of 26, and by mass, it's the most common element that makes up the Earth ... a large part of Earth's core is iron. Iron is the only element in pure iron.
scientists think that the earths core is made up of mostly iron, and contains smaller amounts of copper nickel.
Iron.
The most abundant element in the universe is hydrogen, which makes up about 3/4 of all matter. Helium makes up most of the remaining 25%. Oxygen is the third most abundant element in the universe.
oxygen