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in the mantle, the lower part flows less easily, though chemical changes within the mantle may also be important. The viscosity of the mantle ranges between...33 KB (3,163 words) - 20:24, 5 November 2024- compared to the bottom of the mantle, which is 136 GPa (1,340,000 atm). Estimates for the viscosity of the upper mantle range between 1019 and 1024 Pa·s...25 KB (2,947 words) - 12:19, 9 October 2024
- Dynamic viscosity is a material property which describes the resistance of a fluid to shearing flows. It corresponds roughly to the intuitive notion of...37 KB (2,473 words) - 12:11, 7 August 2024
decreased viscosity, in particular in the upper mantle and at the boundary with the core. The mantle within about 200 km (120 mi) above the core–mantle boundary...28 KB (3,172 words) - 01:26, 24 October 2024
The viscosity of a fluid is a measure of its resistance to deformation at a given rate. For liquids, it corresponds to the informal concept of "thickness":...99 KB (11,449 words) - 16:31, 25 October 2024
convection occurring in low viscosity regions beneath the lithosphere, and slower in the lowermost mantle where viscosities are larger. A single shallow...19 KB (2,319 words) - 16:21, 12 September 2024
difference between layers in Earth's inner structure. Earth's inner structure can be described both chemically (crust, mantle, and core) and mechanically. The...13 KB (1,541 words) - 16:45, 16 January 2024
Subduction (redirect from Mantle cell)the Underworld: slab remnants in the mantle, their sinking history, and a new outlook on lower mantle viscosity, Tectonophysics". www.atlas-of-the-underworld...67 KB (8,251 words) - 00:37, 10 October 2024
Water distribution on Earth (redirect from Water in Earth's mantle)rock viscosity and melting processes, and slow down seismic waves. The two mantle phases at the transition zone between Earth's upper and lower mantle, wadsleyite...32 KB (2,851 words) - 17:38, 20 September 2024
Inner core super-rotation (category Structure of the Earth)solid. Because the outer core has a low viscosity, it could be rotating at a different rate from the mantle and crust. This possibility was first proposed...22 KB (2,731 words) - 02:06, 8 September 2024
Large low-shear-velocity provinces (redirect from Mantle blob)provinces (LLVPs) or superplumes, are characteristic structures of parts of the lowermost mantle, the region surrounding the outer core deep inside the...18 KB (2,036 words) - 05:05, 29 July 2024- Transition zone (Earth) (redirect from Mantle transition zone)The transition zone is the part of Earth's mantle that is located between the lower and the upper mantle, most strictly between the seismic-discontinuity...6 KB (695 words) - 07:50, 9 August 2024
- Asthenosphere (category Structure of the Earth)rheological boundary, where the viscosity drops below about 1021 Pa-s; and a chemical boundary layer, above which the mantle rock is depleted in volatiles...18 KB (2,129 words) - 15:59, 12 October 2024
006. O'Donnell, J.P.; et al. (2017). "The uppermost mantle seismic velocity and viscosity structure of central West Antarctica" (PDF). Earth and Planetary...44 KB (5,397 words) - 16:39, 20 October 2024- Earth's inner core (category Structure of the Earth)exist in the mantle). That could be an explanation for the anisotropy detected in seismic studies. In 2009, B. Buffett estimated the viscosity of the inner...60 KB (7,190 words) - 10:37, 20 October 2024
Kerosene lamp (section Mantle lamp)lighting device that uses kerosene as a fuel. Kerosene lamps have a wick or mantle as light source, protected by a glass chimney or globe; lamps may be used...24 KB (2,934 words) - 00:21, 30 October 2024
rather with a mantle convection upwelling whose horizontal spreading along the bases of the various plates drives them along via viscosity-related traction...112 KB (14,031 words) - 01:48, 19 October 2024
Earth's outer core (category Structure of the Earth)inner core and below its mantle. The outer core begins approximately 2,889 km (1,795 mi) beneath Earth's surface at the core-mantle boundary and ends 5,150 km...24 KB (2,368 words) - 09:54, 5 November 2024
(fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the...70 KB (7,827 words) - 06:42, 4 October 2024- continental crust. With low density and viscosity, hydrous magmas are highly buoyant and will move upwards in Earth's mantle. The addition of carbon dioxide is...63 KB (7,679 words) - 19:47, 31 October 2024
- the flow of the mass when viscous. The character of this structure is related to the viscosity of the lava. Those structural peculiarities which depend
- uppermost part of the mantle. Below the lithosphere lies the asthenosphere which comprises the inner viscous part of the mantle. The mantle makes up 84% of