Rivers - Landforms of Erosion

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Across
  1. 3. - Where water falls down a vertical drop in the channel.
  2. 4. A series of ridges projecting out on alternate sides of a valley and around which a river winds its course.
  3. 5. The type of valley found in the upper course of a river.
Down
  1. 1. A steep-sided valley formed when a waterfall retreats.
  2. 2. Fast-flowing, turbulent sections of a river where the bed has a steep gradient.