Question

How are the continents formed?

Answer 1

There was a single continent named Pangaea

Answer 2

During the Proterozoic Eon there were hundreds of small pieces of crust floating on the mantle. These first land masses were small continents and island arcs. They collided with each other because of plate tectonics. ... By 2.5 billion years ago, about one-fourth of the earth's crust was formed


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