Africa and more!

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Across
  1. 3. Country at the very bottom of Africa
  2. 4. Country whose flag is white with a big red circle
  3. 7. A prolonged period of below average rainfall
  4. 11. The ocean to the west of Africa
  5. 12. Name of the cyclone we studied
  6. 13. The ocean to the east of Africa
  7. 15. The country hardest hit by the cyclone we studied
  8. 16. The only country in the world with a triangular flag
  9. 17. Our case study country for drought
  10. 18. What a cyclone would be called if it hit North America
  11. 20. Area of calm air at the centre of a tropical storm
  12. 21. The imaginary line around the middle of the Earth
Down
  1. 1. Distance from the 21 across
  2. 2. Name of the huge desert in north Africa
  3. 5. Height above sea level
  4. 6. The Earth has 7 of these including Africa
  5. 8. Capital city of Australia
  6. 9. Country with the longest coastline
  7. 10. The highest mountain in Africa
  8. 14. The longest river in the world
  9. 19. The highest mountain in the world