All About Plate Tectonics
What Is Plate Tectonics?
Plate tectonics is the theory that the outer rigid layer of the earth
(the lithosphere) is divided into a couple of dozen "plates" that move
around across the earth's surface relative to each other, like slabs of
ice on a lake.
(the lithosphere) is divided into a couple of dozen "plates" that move
around across the earth's surface relative to each other, like slabs of
ice on a lake.
Who Is J. Tuzo-Wilson?