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We speak of the Earth as consisting of three main regions; the crust as the solid outermost part, the inner core at the very center and the mantle in between. Then we give the regions where they come together names and we also subdivide the three main regions and give the subdivisions names.

It is the lithosphere and the asthenosphere that are the parts of the surface moving when we talk of continental drift.

The lithosphere is outer portion of the Earth. It is composed of the oceanic and continental crust, along with the rigid upper mantle.

The asthenosphere is the plastic like upper mantle directly below the lithosphere where rock can move, bend, and deform without breaking. Below that, the mantle become more fluid and is the major part of the volume of the Earth.

The inner most part, the core, is only about 15% of the whole Earth.

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11y ago
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12y ago

The lithosphere is composed of the crust and upper mantle of the Earth that behave as elastic brittle solids under stress. The lithosphere extends from the Earth's surface to a depth of between 100 to 200 km.

The asthenosphere is that part of the Earth which is viscous and undergoes ductile deformation and convection on a geological time scale. It is part of the upper mantle and is approximately 600 km thick laying below the lithosphere at a depth of around 100 to 200 km and it's base is around 700 km deep.

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13y ago

The lithosphere is composed of the crust and upper mantle of the Earth that behave as elastic brittle solids under stress. The lithosphere extends from the Earth's surface to a depth of between 100 to 200 km.

The asthenosphere is that part of the Earth which is viscous and undergoes ductile deformation and convection on a geological time scale. It is part of the upper mantle and is approximately 600 km thick laying below the lithosphere at a depth of around 100 to 200 km and it's base is around 700 km deep.

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9y ago

The relationship between the lithosphere and the asthenosphere is that they both make up the earth's mantle. The asthenosphere lies right below the lithosphere.

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denofearth21

Lvl 1
2y ago
are you sure this is right

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Wiki User

11y ago

the lithosphere is the outer most part of the earth including the crust and outer mantle and he asthenosphere is the lava in which the lithosphere floats on including the inner mantle

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denofearth21

Lvl 4
2y ago

They both make up the Earth's mantle

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Elroy Murazik

Lvl 1
2y ago
Can you explain the answer
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denofearth21

Lvl 1
2y ago
okay so the relationship of the lithosphere and asthenosphere is that they both make up the earths mantle
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denofearth21

Lvl 1
2y ago
yes, okay so the relationship of the lithosphere and asthenosphere is that they both make up the earths mantle

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Q: What are Asthenosphere and lithosphere?
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