All slopes are constantly adjusting to new conditions, which ...

[newbem]

All slopes are constantly adjusting to new conditions, which means they are in a state of
  ___________________ _. Fill in the blank(s) with the appropriate word(s).

Question 2

A general term for mass movements of earth is ___________________ _. Fill in the blank(s) with the appropriate word(s).

[scottmt]

Answer to Question 1

dynamic equilibrium

Answer to Question 2

landslides