Identify sedimentary rocks and the steps of the rock cycle related to their formation. Let’s move onto sedimentary rocks and their formation. Define the characteristics of an sedimentary rock. Discuss...Identify sedimentary rocks and the steps of the rock cycle related to their formation. Let’s move onto sedimentary rocks and their formation. Define the characteristics of an sedimentary rock. Discuss the role of weathering, deposition, and erosion in the rock cycle. The learning activities for this section include the following: Reading: Characteristics of Sedimentary Rocks Self Check: Sedimentary Rocks Authored by: Kimberly Schulte and Lumen Learning. Provided by: Lumen Learning.