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Meteorology Flashcards

6 cards from real ATPL practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Meteorology flashcards as text

  1. Clear Air Turbulence (CAT) is most commonly associated with:

    Answer: Jet streams and wind shear

    CAT occurs most frequently near jet streams where strong wind shear creates turbulence in otherwise cloud-free air, making it difficult to detect visually.

  2. Structural icing is most severe in which cloud type?

    Answer: Cumulonimbus

    Cumulonimbus clouds contain large supercooled water droplets and intense updrafts, making them the source of the most severe structural icing conditions.

  3. Which front typically produces the most widespread precipitation and gradual weather deterioration?

    Answer: Warm front

    Warm fronts produce widespread, stratiform precipitation ahead of the front as warm air slowly rises over cooler air, causing gradual weather deterioration over a large area.

  4. Microburst windshear is primarily dangerous to aircraft during:

    Answer: Takeoff and landing

    Microbursts are most hazardous during takeoff and landing because the rapid change from headwind to tailwind causes a sudden loss of airspeed and lift at low altitudes.

  5. The freezing level is the altitude at which:

    Answer: Atmospheric temperature equals 0°C

    The freezing level is the altitude where the outside air temperature is 0°C; above this level, supercooled water droplets exist that can freeze on aircraft surfaces.

  6. What is a PIREP used for in aviation meteorology?

    Answer: Reporting actual weather conditions observed by pilots in flight

    A PIREP (Pilot Weather Report) is a report of actual meteorological conditions observed by a pilot while in flight, providing real-time data not captured by ground stations.