Across
- 3. cooler air the blow from the land to the sea
- 5. a warm and humid air mass
- 8. A front where cold air moves in under a warm air mass.
- 11. concentration of trace substances, such as carbon monoxide, sulfur dioxide, nitrogen oxides, hydrocarbons, and solid particulates, at a greater level than occurs in average a
- 12. pressure bringing clear, warm , and sunny weather.
- 14. a boundary between air masses that don't move possibly causing rain for several days
- 15. frequently windless area over equator
- 16. cloud that is large brings sunny clear weather
Down
- 1. cooler air the flow from the sea to the land
- 2. a cold and humid air mass
- 4. the front of an advancing mass of warmer air
- 6. cloud is low in altitude can bring slight precipitation
- 7. cloud that brings clear weather high in altitude
- 9. the middle altitude in clouds.
- 10. a warm and dry air mass
- 13. a cold and dry air mass