B1 2021 Fayed
Across
- 3. transfer of heat through a liquid
- 5. electromagnetic radiation
- 8. the layer of earth that includes the ozone layer
- 10. most common human made greenhouse gas
- 13. 21% of greenhouse gas emissions
- 14. emitted through production and transportation of coal
- 15. 12% of greenhouse gas emissions
- 16. most abundant gas in the atmosphere
- 18. set of layers of gases surrounding earth
- 19. layer of earth with the coldest temperatures
- 20. the process of greenhouse gases trapping heat into the atmosphere
- 22. 9% of greenhouse gas emissions
- 23. a greenhouse gas emitted through agricultural activites
- 25. 26% of greenhouse gas emissions
Down
- 1. the layer of earth with the aurora borealis
- 2. a natural fuel like coal, or gas
- 4. 30% of greenhouse gas emissions
- 6. the chemical formula for gases emitted through industrial processes
- 7. most common greenhouse gas
- 9. produced by burning fossil fuels and deforestation
- 11. transfer of heat through through space
- 12. the layer of earth where weather occurs
- 17. a greenhouse gas that can impede growth and seed production of plants
- 21. a chemical element that is 21 percent of the earths atmosphere
- 24. a reactive gas composed of 3 oxygen atoms