The iron nickel core has been determined to actually exist from the examination of meteorites, from the gravitational field of Earth, and from the Earth's density in comparison to its volume.
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∙ 13y agoIron is magnetic which forms the Earth's magnetic field.
scientists think that the earths core is made up of mostly iron, and contains smaller amounts of copper nickel.
They think that because the iron in the core has sort of a magnetic force to it. It helps to rotate the earth and is a very vital part to this earth's survival. If there was no core, there is no us.
other orbiting bodies contain more iron than earths crust does
Apex anwser Iron is a heavy element and would sink into the planet.
scientists think that the earths core is made up of mostly iron, and contains smaller amounts of copper nickel.
Iron is magnetic which forms the Earth's magnetic field.
scientists think that the earths core is made up of mostly iron, and contains smaller amounts of copper nickel.
The iron nickel core has been determined to actually exist from the examination of meteorites, from the gravitational field of Earth, and from the Earth's density in comparison to its volume.
Its molten iron core.
They think that because the iron in the core has sort of a magnetic force to it. It helps to rotate the earth and is a very vital part to this earth's survival. If there was no core, there is no us.