Global Systems Crossword

123456789101112131415161718
Across
  1. 4. A spiral of ocean currents in the major oceans
  2. 6. Warming Increase of temperature in the atmosphere
  3. 7. Cycle The cycle between living and non-living environments
  4. 9. A community of living and interacting organisms and their environment
  5. 10. Time between glaciations
  6. 13. The state of the atmosphere
  7. 15. The main basic of natural gas
  8. 16. All the liquid of water on the Earth's surface
  9. 17. Layers of gases around the planet
  10. 18. Change A change in the Earth's climate
Down
  1. 1. Be maintained at a certain rate or level
  2. 2. Currents Continuous movement of water due to natural processes e.g. wind
  3. 3. Prehistoric organisms remains
  4. 5. Life in the world or habitat or ecosystem
  5. 8. Fuels Natural fuel
  6. 11. Land masses on the Earth
  7. 12. Layers of soil and rock that remains frozen throughout the year
  8. 14. All living things
  9. 18. Dioxide Colourless and odorless gas, produced by burning carbon or organic substances