Describe the asthenosphere
WebNov 2, 2011 · Asthenosphere is the upper of the Earth's mantel, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur. …
Describe the asthenosphere
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WebSep 21, 2024 · in the asthenosphere. The North American Plate contains the continent of North America, as well as some of the surrounding Pacific and Atlantic Oceans. Along its western border, two plates interact with the North American Plate. In the northern United States, the Juan de Fuca Plate ______ the North American Plate and subducts underneath. WebJun 11, 2024 · The asthenosphere is ductile and deforms easily compared to the overlying lithosphere because of its temperature and pressure. Any rock will melt if its temperature …
WebMay 6, 2024 · The asthenosphereis the highly viscous, mechanically weak and ductile region of the upper mantle of the Earth. ... In some regions the asthenosphere could … WebQuestion: Describe the process by which oceanic lithospheric mantle forms. Choose one: A. As the partially melted asthenosphere rises beneath the mid-ocean ridge axis, new lithospheric mantle forms as the temperature decreases. B. As hot mantle material rises beneath a mid-ocean ridge, it cools and becomes rigid, forming part of the lithosphere.
WebThe mantle extends from Moho’s discontinuity to a depth of around 2, 900 km. the upper portion of the mantle is known as the aesthenosphere. The mantle is the main source of magma that forms its way to the surface during volcanic eruptions. It has a density higher than that of the crust. WebBriefly describe Earth's four main layers: crust, mantle, outer core, and inner core. Differentiate between Earth's lithosphere and the asthenosphere. How is a mineral different from a rock? What is the difference between a plutonic (intrusive) igneous rock and a volcanic (extrusive) igneous rock?
WebBeneath the lithosphere is the asthenosphere .Tiny amounts of melted rock dispersed through the otherwise solid asthenosphere make the asthenosphere weak compared to the lithosphere. The weakness of the …
WebNov 11, 2024 · Indeed, it forms a layer of partially melted rock known as the asthenosphere (As-THEEN-oh-sfeer). Geologists believe this weak, hot, slippery part of the mantle is what Earth’s tectonic plates ride upon and … inbound outbound amazonThe asthenosphere (from Ancient Greek ἀσθενός (asthenós) 'without strength') is the mechanically weak and ductile region of the upper mantle of Earth. It lies below the lithosphere, at a depth between ~80 and 200 km (50 and 120 mi) below the surface, and extends as deep as 700 km (430 mi). However, the lower boundary of the asthenosphere is not well defined. in and out okcWeb23. The movement of the lithospheric plates is facilatated by a soft weak and plastic like layer.Which of the following layer is describe the statement; 24. lithospheric plates is facilitated by a soft weak and plastic-like what layer 25. The movement of the lithospheric plates is facilitated by a soft, weak and plastic-like layer. inbound outbound integrationWebSep 27, 2024 · asthenosphere noun layer in Earth's mantle between the lithosphere (above) and the upper mantle (below). atmosphere noun layers of gases surrounding a planet or other celestial body. biodiversity noun … in and out ogdenWebDec 5, 2014 · The asthenosphere—derived from the Greek asthenēs, meaning weak—is the uppermost part of Earth's mantle, right below the tectonic plates that make up the solid lithosphere. in and out oil change garlandWebAsthenosphere: This layer is highly viscous and is very mechanically weak and is located below the Lithosphere it is also known as the ductile region of the upper mantle. Mesosphere: The mesosphere is the third layer of the atmosphere, directly above the stratosphere and directly below the thermosphere. in and out onionWebDefine asthenosphere. asthenosphere synonyms, asthenosphere pronunciation, asthenosphere translation, English dictionary definition of asthenosphere. n. A zone of … in and out opening time