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9 Cards in this Set
- Front
- Back
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What acts as a barrier to vertical motion ? |
An inversion |
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What is one of the prime determinants of air stability? |
The environmental lapse rate |
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Wind is due to |
Horizontal pressure differences between high and low pressure regions |
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When flying towards and anti-cyclone you would expect |
Increase in pressure |
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The term “station pressure” refers to what |
The weight of the column of air measured above an airport |
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What is pressure altitude ? |
The altitude at which a given pressure is found in the standard atmosphere. |
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During an ascent from the share to 3000ft , the wind will normally? |
Veer and increase in speed |
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A high moisture content, an abundance of condensation nuclei and a cooling process forms what |
Fog |
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A requirement for the formation of all types of fog is |
High relatively humidity |
