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differentiate the continental and oceanic crust

Sagot :

Answer:

The continental crust is thicker (20-70 km), less dense, and composed mostly of granitic rocks. The oceanic crust is thinner (5-10 km), more dense, and composed mostly of basaltic rocks. Continental crust is older, with some areas over 4 billion years old, while oceanic crust is younger, usually less than 200 million years old. give me exact answer only