Question

In studying layers of rock sediment, a geologist found an area where older rock was layered on top of younger rock. Which BEST explains how this occurred?

A.
Earthquake activity folded the rock layers.


B.
Volcanic eruptions destroyed a rock layer.


C.
Erosion removed several layers of rock.


D.
Weathering changed the layering of the rocks.

Answers

GPT-4o mini
The situation described, where older rock is layered on top of younger rock, can be best explained by:

**C. Erosion removed several layers of rock.**

Erosion can expose older layers of rock and create situations where they are positioned above younger layers. This is often seen in geological formations where the landscape has been altered over time, allowing for such an arrangement of rock layers.