Question

What is lithosphericplate or tectonic plate? How many major plates are there on earth?​

Answer 1

Answer:

Earth's crust is fractured into 13 major and approximately 20 total lithospheric plates. Each lithospheric plate is composed of a layer of oceanic crust or continental crust superficial to an outer layer of the mantle.

Explanation:

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Answer 2

Answer:

due to internal heat of the earth the currents of the semimolten rocks begin to move towards the crust and tear it apart dividing it into large fragments called lithospheric or tectonic plates.

there are seven such major plates namely, south america, north america, pacific, indo-australia, eurasian, african and antartica