Across
- 3. the layer where weather occurs
- 5. this layer contains the ozone layer
- 11. flat layers of clouds
- 13. movement of air
- 14. outermost region
- 15. this layer reflect radio waves
- 17. the fourth layer of the atmosphere
- 19. wispy, feathery clouds that are made of ice crystals
- 20. cold air sinking creating cold temperature
- 21. were no wind blows
- 23. a small area of wind
- 24. a breeze blowing toward the sea
Down
- 1. liquid that turns into a water vapor
- 2. a breeze toward the land from the sea
- 4. fluffy rounded clouds
- 6. carry most of the air over the USA
- 7. are fast flowing, narrow, meandering air currents
- 8. the layer that protects Earth from meteoroids
- 9. water vapor that becomes a liquid
- 10. thin layers of gases on earth's surface
- 12. wind that travels everywhere
- 16. when clouds rain
- 18. the movement of earth makes global winds curve
- 22. winds that blow close to the equator