Float on the mantle
http://scienceline.ucsb.edu/getkey.php?key=5689 WebOct 31, 2024 · Earth’s crust is divided into many plates which float on the molten upper layer of the mantle. This area is called the lithosphere. …
Float on the mantle
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WebHow Many Layers Does the Earth Have. The Earth has 4 layers. Crust – We live on this part. Mantle – Mostly solid rock but parts are hotter and more fluid. Outer Core – Made up of liquid metal and rock. Inner Core – Solid Rock made up of iron and nickel. Its radius is around 6371 km or 1,800 miles. WebEvery explanation of plate tectonics begins with the phrase "the plates float on a layer of magma". Only bad explanations. The mantle is solid rock with very little melt. But "solid like plasticine" is how I like to describe it. On geological timeframes it flows and convects. So we can still talk about floating and sinking.
Isostasy (Greek ísos "equal", stásis "standstill") or isostatic equilibrium is the state of gravitational equilibrium between Earth's crust (or lithosphere) and mantle such that the crust "floats" at an elevation that depends on its thickness and density. This concept is invoked to explain how different topographic heights can exist at Earth's surface. Although originally defined in terms of continental crust and mantle, it has subsequently been interpreted in terms of lithosphere and ast… WebHowever, styrofoam has a lower density than liquid water, so it would float on top of the water. Oceanic crust is basaltic in composition. Basalt is a rock that forms when the underlying mantle partially melts, then crystalizes. The chemical composition of the rock formed from partially melting the mantle is different from the mantle itself ...
WebThe most correct answer is e. the core is more dense than the mantle. This is because the core is composed mostly of iron and nickel, which are denser than the rock that makes up the mantle. This difference in density is what causes the mantle to float on top of the core. The most correct answer is b. the inner core is solid nickel-iron. WebNov 30, 2011 · The mantle layer of the planet Earth is made of hot liquid rock (called magma). The crust, upon which we live and type, floats on the mantle. What is the soft layer of the mantle on which the ...
WebSep 3, 2024 · The Mariana Trench was formed through a process called subduction. Earth’s crust is made up of comparably thin plates that “float” on the molten rock of the planet’s mantle. While floating on the mantle, the edges of these plates slowly bump into each other and sometimes even collide head-on. When two plates crash into each other, …
WebEarth Sciences. Earth Sciences questions and answers. Question 12 (1 point) The concept called proposes that the continental and ocean crust both float on the denser mantle below the MOHO isostasy gravity density O physics uniformitarianism faunal succession. earn money working outWebApr 14, 2024 · Southwest Ohio Parent. April 10, 2024. Blooms and Berries Farm Market and Garden Center opens for a new season on Friday, April 14, 2024! Inside the market, shopping, bakery, fresh meats and garden items await. Outside in the garden center, several varieties of herbs, succulents and other plants are ready for a new home. csx hornWebOct 20, 2024 · These _____"float"on the mantle - 5261818. Answer: asthenosphere. Explaination:. The lithosphere is actually broken up into several large pieces or plate, … csx horn modsWebThe Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball, about... csx holiday scheduleWebA goat and a hen turn a playful exploration of physics into scientific fun that rises to the top! Archie the Goat has a delivery to make. He has several barrels of buttermilk that the … earn money working onlineWebNov 10, 2024 · The continents float on the mantle becasue they are less dense, but they are moved by mantle movement transferring energy. Share. Improve this answer. Follow … csx heritage locomotivesWebEarth's crust. Earth's crust is Earth 's thick outer shell of rock, referring to less than 1% of Earth's radius and volume. It is the top component of the lithosphere, a division of Earth's … earn money writing