Question

Compared to oceanic crust , continental crust is generally

Answer 1

Continental crust is less dense than oceanic crust, though it is considerably thicker; mostly 35 to 40 km versus the average oceanic  thickness of around 7-10 km. About 40% of the Earth's Surface is now underlain by Continental crust.

Answer 2

The Continental crust is also less dense than oceanic crust, though it is considerably thicker; mostly 35 to 40 km versus the average oceanic thickness of around 7-10 km. About 40% of the Earth's surface is now underlain by continental crust.