Geographic crossword

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Across
  1. 2. nations an organisation developed to promote international co-operation
  2. 4. a country with a terrible economy
  3. 8. new
  4. 9. the matter required by the body, animals and plants to live
  5. 11. put together
  6. 13. the whole world
  7. 15. a way of teaching and learning
  8. 16. planned and imagined
  9. 17. people living together in a community
  10. 19. the liquid required by people, animals and plants in order to live
Down
  1. 1. world countries with high living standards
  2. 3. a system put in place to show others the production, distribution or trade and consumption of goods
  3. 4. a country with a fully done or finished economy
  4. 5. when others have more of something than others
  5. 6. sickness
  6. 7. the company which "assembles" apple products
  7. 10. how good something is
  8. 12. the amount of something
  9. 14. existing
  10. 18. world countries with low living standards