Rivers and erosion

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Across
  1. 2. deep narrow valley
  2. 6. being moved
  3. 7. Latin word for river (flow)
  4. 9. something pointed that sticks out
  5. 10. related to water (hydro in latin)
Down
  1. 1. worn away
  2. 3. a step down in the river bed
  3. 4. line showing a river's steepness or valley shape
  4. 5. shape in the landscape
  5. 8. how fast something is