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As the lithosphere cools, asthenosphere's hot rocks freeze onto their undersides. So lithosphere becomes thicker. As time goes on or within the time period of 10 million years, it even becomes thicker than asthenosphere.

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What happens to density of rocks as it cools?

the density increases


How does ocean lithosphere from?

Ocean lithosphere forms at mid-ocean ridges, where tectonic plates diverge and magma rises from the mantle to create new oceanic crust. As the magma cools and solidifies, it forms basaltic rock, which composes the ocean floor. This process is part of seafloor spreading, where the newly formed lithosphere gradually moves away from the ridge, allowing for the continuous renewal of the oceanic crust. Over time, this lithosphere can be subducted back into the mantle at convergent plate boundaries.


When using the particle model of matter to describe what happens to the density of a substance when it cools?

The density of the substance becomes higher because of the particles slow down and move closer together when the substance cools.


What happens at mid ocen ridges?

At mid-ocean ridges, tectonic plates move apart, allowing magma from the mantle to rise and create new crust. This process is known as seafloor spreading. As the magma cools and solidifies, it forms new oceanic crust, which pushes the older crust away from the ridge.


How are new oceanic crust and lithosphere are formed at?

New oceanic crust and lithosphere are formed at mid-ocean ridges through the process of seafloor spreading. As tectonic plates diverge, magma from the mantle rises to fill the gap, cools, and solidifies, creating new basaltic crust. This newly formed crust is part of the lithosphere, which includes the rigid outer layer of the Earth. Over time, the new crust moves away from the ridge, contributing to the dynamic nature of plate tectonics.

Related Questions

What happens to density of rocks as it cools?

the density increases


What happens to the ocean floor the farther the oceanic lithosphere is from a mid ocean ridge?

As the oceanic lithosphere moves away from a mid-ocean ridge, it cools and thickens. This process causes the ocean floor to become older and denser, resulting in its gradual subsidence. The farther it gets from the ridge, the deeper the ocean floor becomes due to the increased thickness and weight of the lithosphere.


What happens to air as it cools?

As air cools, the space it occupies becomes less. This results in an increase in density.


What happens when the air cools?

as air cools, the space it occupies becomes less. this result in an increas density


What happens to the density of rock as it cools?

As rock cools, its density increases. This is because cooling causes the atoms and molecules to arrange themselves in a more compact and ordered manner, leading to an increase in the density of the rock.


What happens to the level of molecules as water cools?

Nothing they stay the same - their density changes.


How does ocean lithosphere from?

Ocean lithosphere forms at mid-ocean ridges, where tectonic plates diverge and magma rises from the mantle to create new oceanic crust. As the magma cools and solidifies, it forms basaltic rock, which composes the ocean floor. This process is part of seafloor spreading, where the newly formed lithosphere gradually moves away from the ridge, allowing for the continuous renewal of the oceanic crust. Over time, this lithosphere can be subducted back into the mantle at convergent plate boundaries.


When using the particle model of matter to describe what happens to the density of a substance when it cools?

The density of the substance becomes higher because of the particles slow down and move closer together when the substance cools.


What is the process by which new oceanic lithosphere forms as magma rises to earth's surface and solidifies at a mid-ocean ridge?

This process is called seafloor spreading. As magma rises from the mantle to the surface at mid-ocean ridges, it cools and solidifies to form new oceanic lithosphere. This continuous process helps in the expansion of the ocean basins and the movement of tectonic plates.


What happens at mid ocen ridges?

At mid-ocean ridges, tectonic plates move apart, allowing magma from the mantle to rise and create new crust. This process is known as seafloor spreading. As the magma cools and solidifies, it forms new oceanic crust, which pushes the older crust away from the ridge.


How are new oceanic crust and lithosphere are formed at?

New oceanic crust and lithosphere are formed at mid-ocean ridges through the process of seafloor spreading. As tectonic plates diverge, magma from the mantle rises to fill the gap, cools, and solidifies, creating new basaltic crust. This newly formed crust is part of the lithosphere, which includes the rigid outer layer of the Earth. Over time, the new crust moves away from the ridge, contributing to the dynamic nature of plate tectonics.


What formed when lava cools and crystallizes on top of oceanic crust?

it becomes part of the oceanic crust