CHAPTER 11: MASS MOVEMENT PROCESSES, PATTERNS AND LANDFORMS
Mechanical weathering widens joint
Cliff face
Blocks of fallen rock (scree/talus)
Falls under its own weight or perhaps triggered by an earthquake
Fig. 17 Exam Diagram: A rock fall from a vertical joint
Fig. 18 Scree slope and rock fall at Glendalough, County Wicklow
Higher Level Students should study landforms associated with changes in sea level and land level. These landforms are explained in Chapters 8 and 10. Higher Level students must study section 8.7 in Chapter 8 OR section 10.7 in Chapter 10.
Fig. 19 A rock fall in Cheddar Gorge, England and a close-up of the fallen rock.