Across
- 2. warm air overtaking cold air
- 4. layered cloud
- 5. condensed water vapor
- 6. a low pressure system
- 9. a warm stable air mass
- 10. water vapor cooling and forming clouds
- 11. a warm unstable air mass
- 15. wispy cloud
- 16. two cold air masses trapping one warm one from the ground
- 17. a form of water escaping back to Earth from the clouds
- 18. high pressure system
Down
- 1. the sun's radiation heating water and it being released into the air
- 3. a boundary seperating air masses of different density
- 4. a front where neither of the air masses move
- 6. a cold stable air mass
- 7. puffy cloud
- 8. a cold unstable air mass
- 12. water flow either on the surface or in the ground trying to reach sea level
- 13. evaporation from plants, plant sweat
- 14. cold air pushing up warm air