15.9| In-Person Lab Exercise: Relative Dating and Geologic History Diagrams

Relative dating is an important tool for geologists to reconstruct a series of events quickly, especially in the field. In the following section, apply your knowledge of relative time to the questions below.

Instructions

Complete the assigned reading and lecture video, Interpreting Geologic History. 

Study the illustration and read the questions, then choose the best answer. You have two attempts and no time limit.  

Time Needed 

About 30 minutes. 

Learning Objectives

• Use the principles of relative dating to arrange the sequence of geologic events in geologic cross-sections 
• Identify unconformities and geologic structures in photos, illustrations, cross-sections, and block diagrams