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Inner core - Wikipedia, the free encyclopedia
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Inner city - Wikipedia, the free encyclopedia
The inner city is the central area of a major city or metropolis. In the United States, Canada, United Kingdom and Ireland, the term is often applied to the poorer parts of the city centre and is so...
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inner core ( ¦inər ′kör ) ( geology ) The central part of the earth's core, extending from a depth of 3160 miles (5100 kilometers) to the ... Little is known about the process of growth of Earth's inner core. Because it is slowly cooling, many expected that the inner core would be very homogeneous and clean.
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Inner Core, innermost part of the Earth. It is estimated at being about 2,225 km 1,380 mi thick and is made up of iron and nickel. Temperatures of... ... Inner Core, innermost part of the Earth. It is estimated at being about 2,225 km (1,380 mi) thick and is made up of iron and nickel. Temperatures of the inner core may reach...
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This finding, confirmed only within the past two years, quickly led to the conclusion that Earth's solid-iron inner core is "anisotropic" -- it has a directional quality, a texture similar to the grain in wood, that allows sound waves to go faster when they travel in a certain direction.
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The traditional view of the Earth's interior has the crust (where we live), the upper and inner mantle, the outer core, and the inner core; wrapped around ... The traditional view of the Earth's interior has the crust (where we live), the upper and inner mantle, the outer core, and the inner core; wrapped around each other...
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