In a 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 a 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 overlay older layers. This principle is widely used in determining the relative ages of rocks and helps geologists build a geologic timeline of Earth's history.

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