Puzzle 1

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Across
  1. 3. very high landform
  2. 4. dry, sandy area
  3. 9. large body of salt water
  4. 11. living creature (not human)
  5. 13. nation with its own government
  6. 14. area full of trees
  7. 15. living organism that grows in soil
Down
  1. 1. star at the centre of our system
  2. 2. our planet
  3. 5. bright object in the night sky
  4. 6. land surrounded by water
  5. 7. flowing body of water
  6. 8. main city of a country
  7. 10. large populated area
  8. 12. earth’s natural satellite