Upper portions of the Grand Canyon show undisturbed horizontal layers of sedimentary rock.

Which of Steno’s principles helps explain this?

Responses

principle of original verticality

principle of original verticality

principle of original horizontality

principle of original horizontality

principle of superposition

principle of superposition

principle of lateral continuity

The principle of original horizontality explains the undisturbed horizontal layers of sedimentary rock in the upper portions of the Grand Canyon.