Sarah's crossword puzzle

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Across
  1. 2. large group or crowd
  2. 6. to grab ones attention
  3. 11. to have and effect
  4. 12. positive numbers, their opposites, and zero
  5. 13. moves sediment
  6. 14. to show feelings
  7. 15. a base
  8. 18. water in the ground
  9. 20. different
  10. 22. quick;skillful
  11. 23. the action of solving a problem
  12. 25. first woman pharaoh
  13. 27. most common
  14. 31. to feed on growing grass
  15. 33. having and advantage
  16. 37. O,A,B,C,R are the ....
  17. 40. working with effort and care
  18. 41. playful;funny
  19. 43. a boat that carries goods
  20. 44. most common name for a trembler
  21. 46. plan of action
  22. 48. to hold tightly
  23. 49. a result of an action
Down
  1. 1. little or no rain fall
  2. 3. to gradually change over time
  3. 4. fancy cloths
  4. 5. breaks down rock
  5. 7. the difference
  6. 8. idependant, controlled, and dependant ...
  7. 9. drops off sediment
  8. 10. coordinates on a grid
  9. 16. the planet we live on
  10. 17. an offical, trained recorder
  11. 19. the history of the world
  12. 21. the average
  13. 24. very tall
  14. 26. to do better than
  15. 28. another name for a hurricane
  16. 29. where a scientist works
  17. 30. the way the water goes round
  18. 32. the most common name for a tropical cyclone
  19. 34. a long stick with a bucket on the end
  20. 35. a surplus;more than enough
  21. 36. spotted easily
  22. 38. another name for a social pyramid
  23. 39. naturally instead of learned
  24. 42. crazy;no control
  25. 45. to ask
  26. 47. the middle