2. Outer coreThe outer core of the Earth is a liquid layer about 2,266 km (1,408 mi) kilometers thick composed of iron and nickel which lies above the Earth's solid inner core and below its mantle. Its outer boundary lies 2,890 km (1,800 mi) beneath the Earth's surface. The transition between the inner core and outer core is located approximately 5,150 km (3,200 mi) beneath the Earth's surface.
Read “Outer core” on English Wikipedia
Read “外核” on Japanese Wikipedia
Read “Outer core” on DBpedia
Read “Outer core” on English Wikipedia
Read “外核” on Japanese Wikipedia
Read “Outer core” on DBpedia
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