Weather

2. ________ altitude is the thickness of the air which depends on the altitude or how high the air is.
4. Cumulus clouds that are stacked liked cotton balls.
6. ______ point is the temperature at which the air can hold no more moisture.
8. The amount of water vapor in the air.
12. Stage of thunderstorm where lifting action of the air begins.
15. Gray clouds that typically cover the entire sky
16. If you are caught by an approaching lightning storm, seek shelter in a completely ________ structure.
17. scanning the sky for aircraft or hazards and avoiding these things.
18. ____ forms when there is enough moisture in the air that starts to freeze because of low temperatures.
19. You should always pass on the ______ hand side of aircraft to avoid them.
20. Term used to describe allowing someone to pass you safely.

1. ______ currents is uneven heating of the air creates small areas of local circulation.
3. Term used to describe wispy clouds where the wind speeds are really high
5. Large bodies of air.
7. is a sudden change in the wind speed or direction over a small area.
9. State of thunderstorm where the motion toward the top of the cloud slows down and spreads out like an anvil shape.
10. Stage of thunderstorm where drops of moisture in the clouds becomes to large.
11. Puffy white clouds that are pretty tall in appearance
13. The term ____________ day is used in aviation to describe the ideal conditions for flight.
14. Refers to the greatest horizontal distance at which prominent objects can be viewed with the naked eye.
18. a cloud that begins within 50 feet of the surface.