Asthenosphere
Asthenosphere
Asthenosphere
Pronunciation
English
Asthenosphere /æsˈθɛnəˌsfɪər/ 🤖
Definition byGoogle
The asthenosphere is the highly viscous, mechanically weak and ductilely deforming region of the upper mantle of the Earth. It lies below the lithosphere, at depths between approximately 80 and 200 km below the surface.
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