The principle of superposition states that
A)a fault is younger than the rocks it cuts.
B)sediments are deposited as essentially horizontal layers.
C)the present is the key to the past.
D)undisturbed sedimentary layers get progressively younger from bottom to top.

Question

Quizplus · Accepted Answer

The principle of superposition states that in an undisturbed sequence of sedimentary layers, the oldest layers are at the bottom and the youngest are at the top.

The Principle of Superposition States That