The revolution of the earth results in northward migration of spherical continental crusts and migration of the continental crust of southern hemisphere toward the equator, and thickens the crust of northern hemisphere, richens continental crusts.

• 地球的公转运动则导致球面陆壳向北迁移、南半球的陆壳向赤道迁移,致使北半球地壳变厚,陆壳富集。