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Wednesday, May 24, 2017 A-Day Objective: YWBAT explain the formation of sedimentary rocks. Drill: What is stratification? Homework Study words of the week. Answer Stratification is the layering of rock. DiD you know…? Sea animals called coral create huge deposits of limestone. As they die, their skeletons accumulate on the ocean floor. Today’s Activities Drill Weathering and Erosion Study Jam Define WOW Put the steps of the sedimentary rock formation in order. Conclusion Sedimentary Rock Chain Reaction Lesson 1.Cut the steps apart 2.Arrange on a blank sheet of paper in the correct order. Use your book as a reference. 3.Glue the steps in place. Conclusion How are ripple patterns formed? (page 94) Conclusion Answer Ripple patterns are formed when sediments are shaped by flowing air or water before the sediments turn into rock.