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The asthenosphere is about 180 km (111.896 mi) thick.

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12y ago

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The asthenosphere is approximately 100-200 kilometers thick beneath the Earth's crust. It is a semi-plastic layer of the mantle that lies below the lithosphere and plays a key role in plate tectonics and mantle convection.

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9mo ago
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Q: How thick is the astenosphere?
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