The upper layer of the earth crust is known as
- The crust and upper layer of the earth together known as lithosphere
- The rigid outer layer of the earth including the crust and upper mantle is known as the
- The solid outermost layer of the earth composed of the crust and the uppermost mantle is known as
- The layer of earth that includes the crust and the upper mantle is known as the
- The upper crust is made up of