What is METAR?4
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On a clear, sunny day, you have to fly with the sun:4
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For a cloud to form, a mass of air is required:4
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In the STANDARD ATMOSPHERE the pressure:4
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What lights must the UAV have in order to be qualified for night flight?4
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As a rule, the diameter of the droplets that make up the fog is in the order of:4
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What are the quantities that characterize the atmosphere and on which the weather phenomena?4
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Is moisture present in the STANDARD ATMOSPHERE?4
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In the event of rain or snow, they will be compromised:4
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What kind of clouds could give rise to a thunderstorm?4
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