ATSC Q&A Exam Bundle

The critical size range (or diameter) of eddies to be felt by aircraft as turbulence is between 50 and 1500 ft During what activity are are Part 121 turbulence related injuries to passengers most common according to the NTSB Safety Research Report? using or walking to/from lavatory During what...

What is the wind minimum for possible mountain wave activity? 20 its at the peaks What is the wind minimum for possible clear air turbulence in a jet stream? 110 kts What is the wind minimum per 1000 ft for moderate turbulence? 5-6 kts increase or decrease What is the wind minimum per 1000 ...

Be able to identify the definitions of VFR, VMC, IFR and IMC VFR - Visual Meteorological Conditions IFR - Instrument Flight Rules VMC - Visual Meteorological Conditions IMC - Instrument Meteorological Conditions Compare the frequency of icing accidents relative to other weather hazards Part 12...

Which aircraft operation in which turbulence produces the most accidents Part 121 Which months is turbulence the worst Dec, Feb Average Annual number of injuries/fatalities from turbulence Past 30 years: 3 fatalities Annually: 58 injuries a year Definition of turbulence air movement that n...

3 hazards of turbulence • Loss of Control • Airframe Damage • Passenger Comfort/Safety Which type of aircraft have the most accidents as a result of turbulence? Part 121 Annual turbulence injuries 58 injuries Aircraft Turbulence - Irregular motion of an aircraft in flight, especia...

What hazard do turbine power airplanes face as a result of inlet icing? Foreign Object Debris (FOD) ----- Icing is defines as all types of icing that affects powerplant operation and includes carburetor and inlet icing induction Student pilots had the highest number of icing accidents as docum...

what direction does the wind blow around a low pressure system counterclockwise what direction does the wind blow around a high pressure system clockwise what type of pressure is plotted on a surface analysis chart sea level pressure two stars of snow on the surface observation means what? ...

Which type of aircraft category of operation had the highest percentage of weather related accidents? Part 91. Most weather related accidents under Part 91 operations resulted from? Wind. The National Transportation Safety Board (NTSB) Part 830 defines an aircraft accident anytime a person on-...

PAVE Checklist Pilot, Aircraft, enVironment, External Pressures Percent of accidents in which weather was a contributing or casual factor 20% (1740) of accidents between Types of weather that causes the highest percentage of accidents Winds and Visibility/Ceiling NTSB 830 Definition Aircra...

What is the purpose of the Surface Analysis Chart? analyzed charts of surface of surface wx observations (land, ship, buoy) What is an isobar? lines of constant pressure, depict on sea level pressure What is a troph? an extended region of reflectivity low pressure What is a ridge? an extend...

NOAA's Mission To understand and predict changes in Earth's environment and conserve and manage coastal and marine resources to meet our Nation's economic, social, and environmental needs NEDIS SD Provides timely access to global environmental data from satellites and other sources to promote,...

frequency of icing accidents relative to other weather hazards GA has the most icing accidents and the largest percentage of fatal icing accidents 121 the most icing related fatalities Most icing accidents occur in December and January Icing is cited less than most other weather phenomena in acc...