An uplifted erosional remnant of a floodplain that formed when a ...

[jazziefee]

An uplifted erosional remnant of a floodplain that formed when a stream was flowing at a higher level
  is called a(n) ___________________ _. Fill in the blank(s) with the appropriate word(s).

Question 2

Lateral erosion creates conditions along a stream valley that promote movement of material by another
  geologic process known as ___________________ _. Fill in the blank(s) with the appropriate word(s).

[shoemake]

Answer to Question 1

stream terrace

Answer to Question 2

mass wasting