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PLATE TECTONICS - Coggle Diagram
PLATE TECTONICS
Boundaries
site of
Seismic activity Volcanism Mountain building
types include
Divergent
add
Crust
at
Mid - ocean Ridges
forms
Fractures
on
Ridge Crest
creates new
Ocean floor
on
Land
creates
Rift Valleys
East Africa Middle East
Convergent
deletes
May be
oceanic-oceanic
forms
Volcanos/ Volcanic Island Arcs
Continental-Continental
creates
Mountains
no
Subduction
oceanic- continental
has
Sunduction Zone w/ Trench
Continental Volcanic Arcs
Transform
no
Crust Creation/ destruction
moves crust parallel to
Plate Boundaries
Succeeded
Continental Drift Theory (Wegner)
Limited by
Lack of mechanism for movement
About
Pangaea breaks into continents
Drift through
Oceanic plates (breakage)
Differs from
Oceanic and continental crust
Composed of
1 more item...
Supported by
Fossils mountains, rock structure fit of S. America, 8 africa ancient climates
Included
Movement Mechanism
About