Question

After watching the video about Unconformity, pick the correct reason that explains what an Unconformity is.
• a time when there was an ice age
• a boundary that represents a time when erosion happened
• a time where there are zero fossils due to a mass extinction
• a time that a lot of fossils settled and were created
Answered by GPT-4o mini
The correct reason that explains what an Unconformity is:

• a boundary that represents a time when erosion happened

An unconformity represents a gap in the geological record, often indicating a period during which erosion occurred rather than deposition.