Plate tectonics is a theory that explains the large scale movement of the lithosphere. It is believed that the continents were once joined together to form a super continent. Later, due to movement of the tectonic plates, the continents were separated and form the continents as we see them now. Edited by Ashraf
Channels: Others Geophysics
Uploaded by: mnazirokur ( Send Message ) on 16-10-2010.
Duration: 5m 16s