Question

Which fact about the Grand Canyon can be explained by one or more of Steno's principleshe cause of erosion of some layers

A.the cause of erosion of some layers

B. the type of index fossils found

C. the absolute age of the river that runs through the canyon

D. the layers of rock on both sides of the canyon are identical

Answer 1

D. the layers of rock on both sides of the canyon are identical

Steno's principle of horizontality is the idea that sedimentary rocks are deposited in horizontal layers unless disturbed by forces within the Earth. The fact that the sides of the canyon are identical follow this principle.