- The
asthenosphere (from
Ancient Gr**** ἀσθενός (asthenós) 'without strength') is the
mechanically weak and
ductile region of the
upper mantle of Earth...
- by the
asthenosphere which is the weaker, hotter, and
deeper part of the
upper mantle that is able to convect. The lithosphere–
asthenosphere boundary...
- The lithosphere–
asthenosphere boundary (referred to as the LAB by geophysicists)
represents a
mechanical difference between layers in Earth's
inner structure...
- the
asthenosphere is
hotter and
flows more easily. In
terms of heat transfer, the
lithosphere loses heat by conduction,
whereas the
asthenosphere also...
- down. This
releases water into the
hotter asthenosphere,
which leads to
partial melting of the
asthenosphere and volcanism. Both
dehydration and partial...
-
viscous asthenosphere. The
oceanic lithosphere is
formed at an
oceanic ridge,
while the
lithosphere is
subducted back into the
asthenosphere at ocean...
-
lithosphere and the
asthenosphere under the Juan de Fuca plate. The
study extends the
theory of
partial melt in the lithosphere-
asthenosphere boundary to subduction...
-
volcanoes such as the
Hawaii island chain,
which are
rooted in the
asthenosphere. One
mechanism for the
creation of
these volcanoes is the
flaking off...
- as the
result of the
rigid lithosphere sliding down the hot,
raised asthenosphere below mid-ocean ridges.
Although it is
called ridge push, the term is...
-
trench formation can occur. The
tectonic plates ride on top of the
asthenosphere, the
solid but less-viscous part of the
upper mantle that can flow and...
