Question

Which statement summarizes the law of superposition?

A.
The rarest elements are found in the lowest layer of a rock formation.
B.
The densest layer of rock in a rock formation is the bottom layer.
C.
The oldest rock is found in the bottom layer of a rock formation.
D.
The top layer of rock in a rock formation is the oldest.

Answer 1

C. The oldest rock is found in the bottom layer of a rock formation.

Explanation: The law of superposition states that in undisturbed sedimentary layers, each layer is younger than the one below it and older than the one above it.