[DOC] [TLE] jeopardy/2380_Qs.txt at master  jedoublen/jeopardy  GitHub [PAR] 10-LETTER WORDS | A bumpy plane ride is usually caused by this irregular 
motion of air, sometimes "clear air" | Turbulence. right: Katie. Wrong: Value: $200. [DOC] [TLE] Bumpy ride: the truth about turbulence - Traveller.com.au [PAR] Jun 27, 2012 ... It is irregular fluctuations in air, usually caused by weather. ... It's called clear air 
turbulence (CAT). Sometimes it can be very strong. ... penetration speed, which 
is the optimum speed for that particular plane when it enters turbulence to smooth 
the ride. ... You might be only talking centimetres of movement. [DOC] [TLE] * Turbulence (Meteorology) - Definition,meaning - Online ... - MiMi.hu [PAR] Turbulence - The irregular and instantaneous motions of air which is made ... 
Atmospheric turbulence is caused by random fluctuations in the wind flow. ... 
Clear air turbulence (CAT) Turbulence encountered by aircraft flying through 
cloudless skies. ... a cloud-free wind shear zone aloft that can make for a bumpy 
plane ride. [DOC] [TLE] What turbulence is - USATODAY.com [PAR] Airplane turbulence isn't as dangerous as it might seem ... by thunderstorms or 
mountains are just one of the many causes of turbulence. ... Those "irregular 
fluctuations" of the air create the bumps. ... But, thermals can create bumpy rides. 
... Thunderstorms also create turbulence in the clear air around them, often with 
no... [DOC] [TLE] Shocking rise in cases of turbulence on board planes - News.com.au [PAR] Mar 18, 2014 ... It's caused by the irregular movement of air, and often cannot be seen. ... 
However, the bumpy ride can cause passengers and cabin crew who are not 
wearing ... Clear air turbulence (CAT) is the main culprit in surprise turbulence. ... 
All types of in-flight turbulence usually last for no more than a few minutes. [DOC] [TLE] chapter 5 - weather - AeroTransport.com [PAR] In addition, pilots are a vital source of upper air weather observations. ... products 
from bothe Nav Canada and the FAA which are commonly used in weather 
briefings. .... Differences in air density caused by changes in temperature result in 
changes ... motions are of primary interest to the pilot because they affect the 
flight of... [DOC] [TLE] Bumpy ride: the truth about turbulence - PPRuNe Forums [PAR] Jul 4, 2012 ... I was on a flight a couple of weeks ago ,we hit a few bumps, the woman sitting 
next to me was petrified, and I heard her ... It is irregular fluctuations in air, usually 
caused by weather. ... It's called clear air turbulence (CAT). Sometimes it can be 
very strong. ... You might be only talking centimetres of movement. [DOC] [TLE] Clouds - Airline Pilots Forum and Resource [PAR] Cause: Lifting of a large air mass, followed by condensation. ... Normally, there is 
no significant weather associated with this cloud, although light drizzle ... cloud 
stratus are the mighty plumes that sometimes trail the peak of Mount Everest, in 
the ... However, while this may result in a bumpy ride for aircraft passengers, it 
does... [DOC] [TLE] Jargon - UK Ag Weather Center [PAR] This form of ice, sometimes also called "fibrous ice" or "satin ice" consists of long 
crystals .... Severe flooding and mudslides have caused casualties, ruined crops, 
and ... They are produced by the interaction of a saturated stable air layer, usually 
an .... a cloud-free wind shear zone aloft that can make for a bumpy plane ride. [DOC] [TLE] Weather For Aircrews - Kirtland Flight Center [PAR] Jan 12, 2012 ... several terms were changed to those more commonly used by ...... Surface 
Obstructions Cause Eddies and Other Irregular Wind Movements. ......... ...... 
causes rapid bumps or jolts without appreciable changes in aircraft ...... Freezing 
rain and drizzle, sometimes found in the clear air below a cloud deck, are. [DOC] [TLE] NAVAL AIR TRAINING COMMAND - CNATRA - Navy [PAR] Sep 30, 2008 ... The initial movement of air toward a low-pressure area is caused by the .....

Question: A bumpy plane ride is usually caused by this irregular motion of air, sometimes "clear air"
Answer: Turbulence