FAA KNOWLEDGE TEST WEATHER QUESTIONS BASIC …

FAA KNOWLEDGE TEST WEATHER QUESTIONS . BASIC WEATHER theory . Earth's atmosphere is composed of;. 1. 78% Nitrogen, 21% Oxygen, 1% other gases 2. 21% Nitrgon, 1% oxygen, 78% other gases 3. Even % of Nitrogen, Oxygen, and Carbon Dioxide Name 1 other gas in atmosphere [Argon, Co2]. Water vapor accounts for what percentage of the total volume [0-5%]. Four layers of atmosphere 1. Troposphere 2. Stratosphere 3. Mesosphere 4. Thermosphere The movement of air around the surface of the Erath is known as [atmospheric circulation]. Every physical process of WEATHER is accompanied by, or is the result of, a 1. movement of air. 2. pressure differential 3. heat exchange. Simple convection model for heating Earths surface is . [Earth is warmed by energy radiation form the sun causes circular vertical motion ( warm air is replaced by cooler air]]. Why does warm air rise and cool air decend ? [warm expands and less dense and lighter than surrounding air.)

FAA KNOWLEDGE TEST WEATHER QUESTIONS BASIC WEATHER THEORY Earth’s atmosphere is composed of; 1. 78% Nitrogen, 21% Oxygen, 1% other gases 2. 21% Nitrgon, 1% oxygen, 78% other gases 3. Even % of Nitrogen, Oxygen, and Carbon Dioxide Name 1 other gas in atmosphere [Argon, Co2] Water vapor accounts for what percentage of the total volume [0-5%]

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