Vocabulary words 272-291

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Across
  1. 2. border
  2. 5. outlook
  3. 7. descendant
  4. 8. astronomer's tool
  5. 10. science
  6. 11. awkwardness
  7. 14. sections
  8. 16. builder
  9. 18. to talk with others
Down
  1. 1. outbreak
  2. 3. measurement
  3. 4. examination
  4. 5. surgeon
  5. 6. cloud of insects
  6. 9. survival
  7. 12. production
  8. 13. crack
  9. 15. description
  10. 17. emergency
  11. 18. baby