An erosional surface that separates strata that are parallel with one another is called a(n) ____.
A) angular unconformity
B) disconformity
C) nonconformity
D) hiatus
E) bedding plane

Question

Quizplus · Accepted Answer

A disconformity is an erosional surface that separates parallel strata, indicating a gap in the geologic record. An angular unconformity is an erosional surface that separates tilted or folded strata from overlying parallel strata. A nonconformity is an erosional surface that separates igneous or metamorphic rocks from overlying sedimentary strata. A hiatus refers to a period of time for which there is no geologic record. A bedding plane is a surface that separates two individual layers of sedimentary rock.

An Erosional Surface That Separates Strata That Are Parallel with One