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Which of Earth's layers is a liquid?
0 A. Crust
• B. Outer core
0000
OC. Lower mantle
0 D. Inner core


Sagot :

Final answer:

The outer core of Earth is the only entirely liquid layer within the planet.


Explanation:

The outer core of Earth is the only entirely liquid layer within the planet. It is composed of iron and nickel and extends from a depth of 2,890 km to 5,150 km.


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