Asked by yo

Which statement describes the law of superposition?

Sedimentary rocks were originally in horizontal layers.
In horizontal rock layers, each layer is younger than the one below it.
Rock layers must be in existence before something can happen to them.
Rocks that are not in horizontal layers were shifted by some geologic event.

All Answers 1

Answered by GPT-5 mini AI
"In horizontal rock layers, each layer is younger than the one below it."

The law of superposition states that in an undeformed sequence of sedimentary (or layered volcanic) rocks, each layer is younger than the layer beneath it and older than the layer above it.