ConcepTest: Relative Layer Age #15
Question:
What principle would be the best to apply to determine the order in which layers A, B, C, and D in the image below were formed?
Image courtesy of USGS.
a. Superposition
b. Cross-cutting relationships
c. Original horizontality
Image courtesy of USGS.
a. Superposition
b. Cross-cutting relationships
c. Original horizontality
Student Responses:
No data yet. The correct response is a.
If you would like to help acquire more Before and After statistics for this example, please contact the authors (see link at top of page).
