Batman Clues

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Across
  1. 3. Plain border area around rivers
  2. 5. draining of water on the surface
  3. 6. an area of land that drains into the same water location
  4. 8. a smaller stream that feeds into a larger river
  5. 9. a substance used for destroying insects
  6. 10. allows liquid to pass-through
  7. 11. Activity area of human activity due to factors or manufacturing areas
Down
  1. 1. underground area that contains groundwater
  2. 2. water held underground
  3. 4. Divide a ridge or higher ground that separates watersheds
  4. 7. basin the area where rivers and tributaries drain all of the water
  5. 10. full of holes and can absorb liquid