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How long is the outer core?

Updated: 8/11/2023
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8y ago

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The outer core is approximately 2,260 km thick extending from 5150 km below Earth's surface to 2890 km (the core mantle boundary or Gutenberg discontinuity) The outer core has a volume of 1.6760x1011 km3.

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13y ago
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13y ago

The Earth's core has a radius of approximately 3470 kmA with a total volume of 1.7502x1011 km3

This is separated into the inner and outer core with dimensions as follows:

The inner core has a radius of 1220 kmA extending from the centre of the Earth approximately 6370 km below Earth's surface to 5150 km below the surface (the change from inner to outer core is marked by a density change known as the Lehmann discontinuity). The inner core has a total volume of 7.4207x109 km3.

The outer core is approximately 2260 km thick extending from 5150 km below Earth's surface to 2890 km (the core mantle boundary or Gutenberg discontinuity) The outer core has a volume of 1.6760x1011 km3.

Source:

AWilson, M. (2000). Igneous Petrogenesis - A Global Tectonic Approach. Chapmen & Hall, London.

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9y ago

The width of the outer core is around 4,300 kilometers. The outer core is liquid and consists of iron, nickel, sulfur, and oxygen.

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13y ago

The outer core of the Earth begins at a depth of 1790 miles (2881 km) and extends to 3160 miles (5086 km) to its boundary with the inner core.

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9y ago

Earth's outer core is a liquid layer about 2,300 km(1,400 mi) thick, its outer boundary lies 2,890 km(1,800 mi) beneath Earth's surface.

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12y ago

8274.48 size to iquralatual mm.cm Tw 9900.788374892

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12y ago

the size of the inner core is dam big b....... and f.....

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8y ago

6000km

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