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12 Cards in this Set
- Front
- Back
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A front is defined as the transition zone between two air masses of different densities. Weather occuring with a frontal movement depends on the slope, the speed, the stability of the air forced upward, and the amount of moisture available |
True |
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This type of front occurs as a cold front overtakes a warm front, and froces the warm air to rise. Low clouds and light precipitation usually accompany the passing of this |
Occluded front |
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Factors such as the cooling of land after sunset on a calm, autumn night could lead to formation of |
Radiation fog |
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When warmer air is transported over colder land or water surfaces, bringing along with it fog that was formed in one place and transported to another, the resulting condition is called |
Advection fog |
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A weather front has |
Both horizontal and vertical components |
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When a fast moving steep cold front forces the upward motion of warm, moist air along its leading edge, which of the following immediately occurs along the surface position of the front |
Precipitation |
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Which of the following descriptions are true of supercells |
Slow moving storms that can produce hail, torrential rainfall, strong winds, and windsheer, as well as spawn tornados |
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Rainstorms, hailstorms, thunderstorms, cyclones tornados, and tropical storms are associated with |
Low pressure systems |
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The conditions for windshear are present when |
Two of more adjacent masses of air are moving in diffrent speeds or directions |
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Which of the following is true |
The PIC has the final authority and responsiblity for WX related safty issues for any flight en route and may deviate from ATC instructions |
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While an ATC controllers primary responsibility is to seperate aircraft within their controlled airspace, ATC also provides |
Weather and navigation information |
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What is the major difference between ATIS and AWOS |
AWOS brodcast weather infromation only ATIS brodcast weather and air control information |
