Asked by Ashia Arnold on Jun 26, 2024
Verified
When a fracture cuts across several rock layers, we can interpret that:
A) the fracture is younger than the layers it crosscuts
B) the fracture is older than the layers it crosscuts
C) the layers of rock are younger than the fracture.
D) the fracture formed at some time prior to the rock layers
Fracture
A break or crack in a rock; subdivided into joints and faults.
Rock Layers
Strata or sequences of rock sediment that have accumulated over time, each layer representing a specific era in geologic history.
- Apply concepts to deduce the comparative ages and characteristics in geological settings.
Verified Answer
AH
Alice HsiaoJun 30, 2024
Final Answer :
A
Explanation :
The principle of cross-cutting relationships states that the geologic feature which cuts another is the younger of the two features. Therefore, if a fracture cuts across several rock layers, it must be younger than those layers.
Learning Objectives
- Apply concepts to deduce the comparative ages and characteristics in geological settings.