Chapter 15

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Across
  1. 2. An ancient writing system used in Egypt in which pictures and symbols represent words or sounds
  2. 3. Later; following after another event
  3. 6. To receive or obtain from a specified source
  4. 8. Boundary A fixed limit or extent that typically follows straight lines
  5. 12. A belief in the right of a nation to be an independent state
  6. 15. A natural mineral containing chemical compounds often used in fertilizers
  7. 16. Rich soil made up of sand and mud deposited by running water
Down
  1. 1. Underground water bearing layers of porous rock, sand or gravel
  2. 4. Member of the nomadic desert peoples of North Africa and Southwest Asia
  3. 5. Having to do with the matter at hand
  4. 7. To adapt plants and animals from the wild for human use
  5. 9. Most important, consequential, or influential
  6. 10. To present
  7. 11. One associated with another, especially in an action
  8. 13. A member of a wandering pastoral people
  9. 14. In the desert, streambed that is dry except during heavy rain