A general discussion of plate tectonics.

EB in-house: The theory of plate tectonics proposes that the surface layer of the Earth, called the lithosphere, is composed of large and small plates. The plates rest on and slide over an underlying layer of partially molten rock called the asthenosphere.

Bibliographic Details

Format:	Video
Language:	English
Language Notes:	In English.
Published:	Chicago, IL : Encyclopedia Britannica, 2011.
Series:	Academic Video Online
Subjects:	Plate tectonics. Tectonique des plaques. Plate tectonics Educational films Short films Short films. Educational films. Courts métrages. Films éducatifs.
Online Access:	Connect to this streaming video (Alexander Street Press)