Plate Tectonics
A theory explaining the structure of the earth.
A theory explaining the structure of the earth.
Continents he gradual movement of the continents across earth's surface.
Pangaea All the continents drifted together
Asthenosphere the upper layer of the earth's mental
Lithosphere rigid outer part of the earth
Mid Oceanic Rigid the outer core where the ocean is at
Rift Vally a lager elongated depression with steep walls formed by downward displacement.
Subduction is the side way and downward movement