CONTINENTAL DRIFT:-
Evidence in Support of the Continental Drift
Force for Drifting
Post-Drift Studies
Convectional Current Theory
Mapping of the Ocean Floor
Ocean Floor Configuration
Continental Margins.
Abyssal Plains
Mid-Oceanic Ridges
Distribution of Earthquakes and Volcanoes
CONCEPT OF SEA FLOOR SPREADING
PLATE TECTONICS
1- Antarctica and the surrounding oceanic plate
2- North American (with western Atlantic floor separated from the South American plate along the Caribbean islands) plate
3- South American (with western Atlantic floor separated from the North American plate along the Caribbean islands) plate
4- Pacific plate
5- India-Australia-New Zealand plate
6- Africa with the eastern Atlantic floor plate
7- Eurasia and the adjacent oceanic plate.
Some important minor plates are listed below:
1- Cocos plate : Between Central America and Pacific plate
2- Nazca plate : Between South America and Pacific plate
3- Arabian plate : Mostly the Saudi Arabian landmass
4- Philippine plate : Between the Asiatic and Pacific plate
5- Caroline plate : Between the Philippine and Indian plate (North of New Guinea) 6- Fuji plate : North-east of Australia.
There are three types of plate boundaries:
1- Divergent Boundaries
2- Convergent Boundaries
3- Transform Boundaries
Rates of Plate Movement
Force for the Plate Movement
MOVEMENT OF THE INDIAN PLATE
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