4 main layers of Earth Flashcards

1
Q

innermost layer, made up of solid iron and nickel, has a pressure freezing

A

Inner Core

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2
Q

Liquid outer core made up of a nickel iron alley but less than iron the outercore is not

A

Outer Core

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3
Q

Beneath the crust, the largest layer, made up of silicate rocks and countray

A

Mantle

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4
Q

Is denser than the upper portion

A

Lower Mantle

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5
Q

Mostly solid, but its more malleable regions contribute to tectonic activity

A

Upper mantle

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