Aviation Weather Unit 1 Questions and Answers Already Passed It is mostly Nitrogen(______%), Oxygen(______%), and a mix of other gases like Ozone ✔✔78,21 _________does not play a major role in weather systems unless subjected to high temperatures ✔✔Nitrogen _________ _________ is important to weather because is can exist as a gas, liquid, or solid ✔✔water vapor Carbon Dioxide also _______ terrestrial radiation ✔✔absorbs Things in the atmosphere that are small enough to remain suspended are called ______ ✔✔particulates _________ is a measure of the kinetic energy of the molecules in the mix ✔✔Temperature Absolute Zero is where no molecular motion exists ( -_______F) ( -_____C) or 0 Kelvin ✔✔460, 273 is nothing more than the amount of molecules in a given volume (mass) ✔✔density the force exerted by the moving molecules on a given area (14.7psi) (2116psf) (29.92 hg) ✔✔pressure A ________ briefing provides a complete weather picture and is the most detailed of all briefings. This type of briefing should be obtained prior to the de parture of any flight and should be used during flight planning. ✔✔standard ____________include significant weather such as thunderstorms, aircraft icing, turbulence, wind shear, reduced visibilities and other important items such as airport closings. ✔✔adverse conditions VNR ✔✔VFR Flight NOT RECOMMENDED The _________ is an overview of the larger weather picture. Fronts and major weather systems along or near the route of flight and weather which may affect the flight are provided. ✔✔synopsis An _______ ___ briefing is a shortened version of the standard briefing. It should be requested when a departure has been delayed or when specific weather information is needed to update a previous standard briefing. ✔✔abbreviated An __________ briefing should be re quested when a planned departure is 6 or more hours away. It provides initial forecast information that is limited in scope due to the timeframe of the planned flight. ✔✔outlooked The which is funded by the FAA, allows any pilot with a current medical cer tificate to access weather information and file a flight plan via computer. ✔✔Direct User Access Terminal Service The provides the aviation community with text, digital and graphical forecasts, analyses, and observations of aviation -related weather variab les. ✔✔Aviation Digital Data Service (ADDS)