Lesson: Geological Structures and Unconformities Geology

In this lesson, we will learn how to identify primary and secondary geological structures, describe unconformities, and compare between the different types of unconformities.

Lesson Plan

Students will be able to

identify and compare between primary and secondary geological structures,
describe unconformities and the evidence that indicates their presence,
recognize the different types of unconformity.

Lesson Worksheet

Q1:

Which geological structure represents a gap in the geologic record that is caused by erosion and nondeposition?

Q2:

Which of the following is a secondary geological structure?

Q3:

True or False: Primary geological structures develop at the time of a rock’s formation, whereas secondary geological structures develop after a rock’s formation.