The History of Tectonic Theory Presented by Doug Winans Grade Levels 5-8.
Introduction to Continental Drift and Plate Tectonics (United Streaming Video) Continents Adrift: An Introduction to Continental Drift and Plate Tectonics.
Introduction to Continental Drift and Plate Tectonics (United Streaming Video)
Chapter: Plate Tectonics
Pieces of the lithosphere that move around on top of the asthenosphere are called tectonic plates. Tectonic plates consist of the crust and the rigid,
3.2 Sea-Floor Spreading. Convection Currents cause the sea floor to spread.
Chapter Ten
1 Geotectonic Concepts
