What are the main layers of the Earth and their characteristics?
Answer 1
Ashley Mcguire
The Earth is composed of four main layers: the crust, mantle, outer core, and inner core. The crust is the outermost layer, solid and thin. The mantle beneath is semi-solid and convective. The outer core is liquid iron and nickel, while the inner core is solid iron and nickel, extremely hot and dense.
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