Alphabetical
lithosphere
[noun]
The rigid upper layer of Earth consisting of the crust and the upper mantle. Earth’s tectonic plates are composed of pieces of the lithosphere. The lithosphere ranges in thickness from 10-12 km underneath the oceans to 70-200 km at the continents.
Sign in or register
For an ad-free experience and access the Visionlearning Classroom, sign in or register.