Meteorology - PPL(A) English - Private Pilot License (Aircraft)

Test 10 domande PPL(A) English - Private Pilot License (Aircraft) - Meteorology, tempo libero

1 - What frontal line divides subtropical air from polar cold air, in particular across Central Europe? Occlusion Cold front Polar front Warm front

2 - Which processes result in decreasing air density? Decreasing temperature, increasing pressure Increasing temperature, decreasing pressure Increasing temperature, increasing pressure Decreasing temperature, decreasing pressure

3 - What is the usual direction of movement of a polar front low? To the northwest during winter, to the southwest during summer To the northeast during winter, to the southeast during summer Parallel to the warm front line to the south Parallel to the the warm-sector isobars

4 - What is the gas composition of "air"? Oxygen 21 % Water vapour 78 % Noble gases / carbon dioxide 1 % Oxygen 78 % Water vapour 21 % Nitrogen 1 % Nitrogen 21 % Oxygen 78 % Noble gases / carbon dioxide 1 % Oxygen 21 % Nitrogen 78 % Noble gases / carbon dioxide 1 %

5 - The formation of medium to large precipitation particles requires... A high cloud base. Strong wind. An inversion layer. Strong updrafts.

6 - Measured pressure distribution in MSL and corresponding frontal systems are displayed by the... Prognostic chart. Significant Weather Chart (SWC) Surface weather chart. Hypsometric chart.

7 - What conditions are favourable for the formation of thunderstorms? Warm humid air, conditionally unstable environmental lapse rate Calm winds and cold air, overcast cloud cover with St or As Clear night over land, cold air and patches of fog Warm and dry air, strong inversion layer

8 - Extensive high pressure areas can be found throughout the year ... In areeas showing extensive lifting processes In mid latitudes along the polar front Over oceanic areas at latitues around 30°N/S. In tropical areas, close to the equator

9 - The symbol labeled (3) as shown in the picture is a / an... See figure (MET-005) (1,00 P.) Siehe Anlage 4

Front aloft. Warm front. Cold front. Occlusion

10 - The barometric altimeter indicates height above... A selected reference pressure level. Mean sea level. Standard pressure 1013.25 hPa. Ground.

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