Aviation S1 Exam Questions And Correct Answers 100% Verified.

Weather phenomena, such as clouds and precipitation, could be caused by what? - correct answer Proximity to mountains, movement of an air mass, and proximity to oceans. What happens to air in an area of low pressure? - correct answer It converges and rises The atmosphere is best described as _____ that surrounds the earth. - correct answer an envelope of gases Fog is formed when the air just above the ground cools to the dew point, causing the air to __________. - correct answer become saturated with moisture, and condense and become a cloud Which condition is most likely to cause turbulence during flight? - correct answer wind What conditions are likely to occur before a cold front? - correct answer rain, high dew point, and falling pressure As the continental polar air mass moves over warm water, __________. - correct answer the air near the surface will become warmer and gain moisture What best defines viscosity? - correct answer The resistance of a fluid to change in shape or a change in its motion Jets typically fly at the top of the troposphere where the air is the coolest. Why do jets operate only in the troposphere, even though they are often capable of climbing higher? - correct answer Jet engines run efficiently in the exact temperature at the top of the troposphere; navigation tools are inoperable above the troposphere. The intensities of turbulence are called light, moderate, severe, and ______. - correct answer extreme True/False? As an airplane starts entering a microburst, performance increases. - correct answer False What is the basic cause of all weather? - correct answer uneven heating of the earth's surface Virga is rain that evaporates prior to reaching the ground and may precede _______. - correct answer a microburst What ways may wind effect an aircraft. - correct answer Wind may cause turbulence. A tailwind may increase an aircraft's speed across the ground, and a strong headwind can result in an aircraft using more fuel in flight compared to the same flight with no wind. Towering cumulonimbus with strong weather is a likely indication of _______. - correct answer a cold front What kind of information would you receive from a radar image? - correct answer precipitation intensity True/False. A weather report predicts what the weather will be at a future point in time - correct answer False Weather forecasts are often based on complex mathematical models. They may take hundreds of thousands of variables into account, sometimes causing forecasts to be . - correct answer inaccurate KDAL 111656Z 16030G34KT 6SM -SHRA BKN070 SCT150 12/08 A3016 RMK AO2 What are the winds? Are they in magnetic or true? - correct answer 160° true direction, at 30 knots gusting to 34 knots KDAL 111656Z 16030G34KT 6SM -SHRA BKN070 SCT150 12/08 A3016 RMK AO2 What type of precipitation is the airport experiencing? - correct answer light rain showers UA /OV CYS360070 /TM 0130 /FL035 /TP C172 /TB MOD SK BKN045-TOP070 What type of aircraft reported the PIREP? - correct answer Cessna 172 UA /OV CYS360070 /TM 0130 /FL035 /TP C172 /TB MOD SK BKN045-TOP070 What were the sky conditions? - correct answer Broken clouds from 4500' to 7000' KMCI 042320Z 0500/KT P6SM VCTS SCT050CB BKN250 When was the report published? - correct answer the 4th at 2320z KMCI 042320Z 0500/KT P6SM VCTS SCT050CB BKN250 What were the wind conditions? - correct answer from 220 degrees at 12 knots An outlook weather briefing is given when ______. - correct answer the the information requested is 6 or more hours in advance of the proposed departure What kind of briefing would be requested if a pilot delays departure 90 minutes? - correct answer abbreviated briefing True/False? When requesting a telephone preflight briefing, the pilot needs to provide the departure and destination airports. - correct answer True During a flight, a pilot wants to ensure that the weather at the destination airport is what was forecast. What options may be available to the pilot? - correct answer The pilot can contact a Flight Service Station by radio on 122.2 MHz for weather updates, or they can listen to the AWOS of the destination airport. What are the four airport categories? - correct answer general aviation airports, commercial-service airports, cargo-service airports, reliever airports When is the Automatic Terminal Information Service (ATIS) used? - correct answer before taxiing, or during flight What is true of most midair collisions? - correct answer They occur primarily during the day and in good weather. What do flashing green lights from a control tower convey to a pilot? - correct answer Cleared to land. A pilot looks directly out the left window. Towards what direction are they looking? - correct answer 9 o'clock