geography

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Across
  1. 4. The measurement used to show rainfall is ______
  2. 6. How many main compass points are there?
  3. 8. What is at the invisible line throughout the middle of the earth called?
  4. 10. What is the hottest season?
  5. 12. How can you figure out the steepness of hills and mountains?
  6. 16. What is something that can’t operate without something else?
  7. 17. What is the word that means the ability to keep something up or going?
  8. 18. What is a biome?
  9. 19. What can deforestation cause?
  10. 20. What is another word for animals?
Down
  1. 1. What are the key features of a map?
  2. 2. What is another word for plants?
  3. 3. The measurement used to show temperature is ______
  4. 5. How many main major biomes are recognised?
  5. 7. There is a tropic of cancer and a tropic of ______
  6. 9. How many major parts of the food chain are there?
  7. 11. What biome takes up most of Australia?
  8. 13. What is the line of longitude in the middle of the earth called?
  9. 14. What is the primary energy source for photosynthesis?
  10. 15. What is land suitable for growing crops called?