Which law describes a layer of the Grand Canyon that is older than the layer above it? (1 point

Question

• law of superposition
O law of inclusion
• law of uniformitarianism
O law of crosscutting

Answer 1

The correct answer is the law of superposition. This law states that in an undisturbed sequence of sedimentary rocks, the oldest layer is at the bottom and each layer above is progressively younger.