The Earth consists of 3 different the layers: the Crust, The Mantle and The Core. And each of these three different layers is made up of different elements.
The Mantle is the largest layers of the Earth, approximately 2,970 km thick – this makes up about 84% of the Earth’s total volume.
The Earth’s core consists of two layers, an outer-layer and an inner-layer. Although the specific percentages are unknown, both the outer and inner layers of the Earth’s Core consist of mainly Iron and Nickel.
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