Question

______ ________ - the only _________ layer of the earth - a sea of mostly iron and nickel. it is roughly 1800-3200 miles below the surface and about 1400 miles thick

temperature reach _______ c

Answer 1

Answer:

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Answer 2

Answer:

Explanation:

outer core

The outer core is the only liquid layer of the Earth – a sea of mostly iron and nickel. It is roughly 1800 – 3200 miles below the surface and about 1400 miles thick.