What does asthenosphere mean?
The asthenosphere is a region of the Earth's upper mantle that extends from a depth of about 100 to 410 kilometers. It is characterized by its ability to flow over long periods of time due to its high temperature and pressure. The movement of tectonic plates is influenced by the flow of the asthenosphere beneath them. The term 'asthenosphere' was first used in the early 20th century to describe this region. It is often used in the context of plate tectonics and the movement of the Earth's crust. The asthenosphere is thought to be responsible for the creation of mid-ocean ridges. The study of the asthenosphere is important for understanding the Earth's geological processes and the movement of the Earth's crust.
nounThe asthenosphere is a region of the Earth's upper mantle, extending from a depth of about 100 to 410 kilometers, characterized by its ability to flow over long periods of time due to its high temperature and pressure.
- The asthenosphere is a region of the Earth's upper mantle...
- The term 'asthenosphere' was first used in the early 20th century to describe this region.
"The movement of tectonic plates is influenced by the flow of the asthenosphere beneath them."
"The movement of tectonic plates is influenced by the flow of the asthenosphere beneath them."
"The asthenosphere is thought to be responsible for the creation of mid-ocean ridges."
The plural form 'asthenospheres' is used when referring to multiple regions of the Earth's upper mantle.
"The movement of multiple tectonic plates is influenced by the flow of multiple asthenospheres beneath them."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of asthenosphere
The term 'asthenosphere' comes from the Greek words 'asthenia', meaning weakness, and 'sphaira', meaning sphere. It was first used in the early 20th century to describe the region of the Earth's upper mantle that flows over long periods of time.
How asthenosphere is actually used
The term 'asthenosphere' is often used in the context of plate tectonics and the movement of the Earth's crust.