In an undisturbed sequence of sedimentary rocks,younger layers overlay older layers,according to the principle of ____________.
A) superposition
B) original continuity
C) original horizontality
D) uniformitarianism

Question

In an undisturbed sequence of sedimentary rocks,younger layers overlay older layers,according to the principle of ____________. 
A) superposition 
B) original continuity 
C) original horizontality 
D) uniformitarianism

Quizplus · Accepted Answer

The principle of superposition states that in an undisturbed sequence of sedimentary rocks, younger layers will always overlay older layers. This is a fundamental principle of stratigraphy and is used to establish the relative ages of rocks and the order in which geological events occurred.

In an Undisturbed Sequence of Sedimentary Rocks,younger Layers Overlay Older