
Lithosphere - Wikipedia
Earth's lithosphere, which constitutes the hard and rigid outer vertical layer of the Earth, includes the crust and the lithospheric mantle (or mantle lithosphere), the uppermost part of the mantle …
Lithosphere - National Geographic Society
Nov 29, 2023 · The lithosphere is the solid, outer part of Earth. The lithosphere includes the brittle upper portion of the mantle and the crust, the outermost layers of Earth’s structure. It is …
Lithosphere | Definition & Facts | Britannica
Nov 27, 2025 · Lithosphere, rigid, rocky outer layer of Earth, consisting of the crust and the solid outermost layer of the upper mantle. It extends to a depth of about 60 miles (100 km). The …
A Complete Guide to Earth’s Lithosphere - Geology Base
Nov 29, 2023 · The lithosphere has two layers: the crust and the rigid or brittle upper part of the mantle. Geologists call this upper part of the mantle a lithospheric or lithosphere mantle.
The Earth's Layers Lesson #1 | Volcano World
The Four Layers The Earth is composed of four different layers. Many geologists believe that as the Earth cooled the heavier, denser materials sank to the center and the lighter materials rose …
Earth's lithosphere | Research Starters - EBSCO
They discovered three distinct layers in the earth: the crust, the mantle, and the core. The boundaries separating these layers show abrupt changes in both P- and S-wave speeds. …
Lithosphere and Asthenosphere - Geology In
The lithosphere and the asthenosphere are the two layers of the Earth closest to the surface. These layers differ significantly in their physical properties, composition, and behavior.
Lithosphere Definition - Intro to Geology Key Term | Fiveable
The lithosphere is the rigid outer layer of the Earth, composed of the crust and the uppermost portion of the mantle. It plays a crucial role in the movement of tectonic plates, which interact …
Lithosphere | Definition, Types, Layers & Components
Explore the Earth's lithosphere — its definition, types, layers, components, and interaction with other spheres. Learn how tectonic plates shape our planet's surface.
Structure of the lithosphere
Sep 5, 2000 · The lithosphere is the cold, rigid outer layers, and is composed of the crust and the outermost portion of the mantle. The underlying asthenosphere is all ultramafic mantle, but it is …