Please enable JavaScript.
Coggle requires JavaScript to display documents.
PLATE TECTONICS image - Coggle…
PLATE TECTONICS
CONTINENTAL DRIFT
Pangaea
SEA-FLOOR SPREADING
Caused by
convection movement
Geologic features on the crust over a wide scale.
Plate Motion
theories
RAISIN THEORY
Clarence Edward Dutton
Earth is like a
grape
.
Contracted into a
raisin
due to cooling process.
Cooling caused the contraction and pressure
that allowed some parts of the crust to move upward and produced
mountains while other parts of the crust buckled downward,
creating ocean basins and other depressions.
PLATE TECTONIC THEORY
Alfred Wegener
Was developed from earlier hypotheses
and data collected about the rocks of the ocean floor.
Lithospheric plates
movements
Three types of Plate Boundaries
3 more items...
