D2 Review Questions
  1. Clearly define what is meant by the term "mass movement."
    2. Mass movement is the downhill movement of rock and soil under the influence of gravity.

  2. List four major factors influencing mass movement.
    3. Four major factors influencing mass movement are mass, friction, triggers, and water.

  3. What is the:

    1. fastest kind of mass movement?
      2. Rockfall is the fastest kind of mass movement.

    2. slowest kind of mass movement?
      3. Creep is the slowest kind of mass movement.

  4. Describe the nature of the slope on which a slump might occur.
    5. A slump might occur on a slope that is both steep and concave-shaped.

  5. Describe the kind of soil on which solifluction occurs.
    6. Solifluction is a slow mass movement that occurs in areas where the soil is permanently frozen (i.e,. permafrost).