When severe mountain waves are present, where would the area of most severe turbulence be located?4
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In the vicinity of industrial areas, smoke is most likely to affect surface visibility when4
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What are the images of satellites provided daily by the Weather Service used for?4
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What positions are connected by contour lines on a weather chart?4
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Which constant pressure altitude chart is standard for FL 390?4
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Which of the following extracts of weather reports could be, in accordance with the regulations, abbreviated to 'CAVOK'? (MSA above ground: LSZB 10000 FT, LSZH 8000 FT, LSGG 12000 FT, LFSB 6000 FT)4
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Flight Zurich to Rome, ETD 1600 UTC, ETA 1800 UTC. At what flight level would you first expect to encounter clear air turbulence on the climb out from Zurich?4
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What are the characteristics of cumuliform clouds?4
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Which form of precipitation from clouds containing only water is most likely to fall in mid- latitudes?4
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The maximum vapour pressure over a flat supercooled water surface and the maximum vapour pressure over a flat ice surface of the same temperature are compared. The maximum vapour pressure is4
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