Mohamed Water System Crossword Puzzle

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Across
  1. 2. largest river by volume (2 words)
  2. 3. the largest of the 5 oceans
  3. 7. famous water basin in the U.S (2 words)
  4. 8. a period of dryness causing water loss
  5. 11. nature's highways (2 words)
  6. 12. connected to the largest river by volume (2 words)
  7. 13. big bowl of water surrounded by land
  8. 15. river system Carry these across large areas (2 words)
  9. 19. connects a whole network of smaller rivers and streams
  10. 20. a big mountain like shaped ice cube
  11. 21. giant bathtub (2 words)
Down
  1. 1. covers about 70% of earth's surface
  2. 4. largest lake in the world (2 words)
  3. 5. an overflow of water onto normally dry land
  4. 6. an underground layer of water
  5. 9. rivers and lakes are crossable by using this
  6. 10. one of the Great Lakes (2 words)
  7. 14. the freshest ocean
  8. 16. a large body of salt water
  9. 17. a moving body of fresh water
  10. 18. the saltiest ocean