A River Slope or Gradient Adjusts to What Three Factors

Multiple Choice

A river slope or gradient adjusts to what three factors that it has no control over?

A) stream width, depth, and amount of water
B) water turbulence, channel roughness, and grain size of sediment
C) water velocity, water temperature, and stream depth
D) water velocity, grain size of sediment, and amount of sediment
E) channel shape, channel cross section, and channel roughness