61.
Which term describes a ridge of sand parallel to the shoreline created by wave action?

62.
What causes the formation of terraces in river valleys?

63.
Which type of weathering involves the chemical alteration of rock minerals?

64.
What is the landform created by wind-blown sand that forms a crescent shape?

65.
What does a hanging valley indicate?

66.
What is desert pavement?

67.
What is the process of bouncing sand grains along the ground by wind called?

68.
What type of landform is created at the junction of a glacier and a rock wall?

69.
Which type of slope failure is most rapid and dangerous?

70.
What is the term for a dry riverbed that temporarily fills with water after rainfall in arid regions?