Tectonic Plates of the Earth
Tectonic plates are the pieces of Earth's crust together called Lithosphere. These plates consist of two principal material types: Oceanic crust or SIMA and Continental crust or SIAL . The major tectonic plates are: a. African Plate [61,300,000 sq km] b. Antarctic Plate [60,900,000 sq km] c. Eurasian Plate [67,800,000 sq km] d. Indo-Australian Plate [58,900,000 sq km] e. Australian Plate [47,000,000 sq km] f. North American Plate [75,900,000 sq km] g. Pacific Plate [103,300,000 sq km] h. South American Plate [43,600,000 sq km]