Across
- 2. the very small drops of water that form on the ground, etc. during the night
- 4. A cloud species with at least a fraction of its upper part presenting some vertically developed cumuliform protuberances (some of which are more tall than wide) which give the cloud a crenellated or turreted appearance
- 5. any process occurring without input or output of heat within a system
- 6. Relating to the surrounding area
- 8. A person or thing that causes a change
- 11. To gradually become or make something become weaker until it disappears
- 14. meteorological information for aircraft in flight
- 15. A sudden strong and violent wind, often during rain or snow storms
- 17. an instrument for showing height above sea level, used especially in an aircraft
- 18. A unit of speed equal to one nautical mile per hour
- 21. - a wind flow that is steady and blowing in a direction parallel to the isobars
- 23. A device used for measuring or maintaining orientation and angular velocity.
- 24. To stop suddenly because of a lack of power or speed
- 25. A chemical element with the symbol Hg
- 28. an observable streak or shaft of precipitation that falls from a cloud but evaporates before reaching the ground.
Down
- 1. An instrument in a vehicle that measures the number of miles it has travelled
- 3. connected with mountains, especially with their position and shape
- 4. In the northern hemisphere, this force deflects the wind to the right
- 7. A regular increase in the amount
- 9. A type of barometer that measures air pressure by the action of air on the elastic lid of a box containing a vacuum
- 10. a weather advisory that contains meteorological information concerning the safety of all aircraft
- 12. The reverse of deposition
- 13. A sudden strong increase in the amount and speed of wind that is blowing
- 16. a continuous broadcast of recorded noncontrol aeronautical information in busier terminal (i.e. airport) areas
- 19. an aviation flight category that describes weather conditions that require pilots to fly primarily by reference to instruments, and therefore under Instrument Flight Rules (IFR), rather than by outside visual references under Visual Flight Rules (VFR)
- 20. A type of lens-shaped clouds
- 22. a small wave on the surface of a liquid, especially water in a lake, etc
- 26. a movement of air, dust or water in a circle
- 27. A category of clouds that includes cumulus, cumulonimbus and cumulus congestus clouds.
- 29. An angular measurement in a spherical coordinate system