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19 Cards in this Set
- Front
- Back
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A lot of things contribute to aviation accidents. In about what percentage is weather a factor?
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30%
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Residents of Galveston, Texas are ver familiare with their weather history. What was it that killed more than 6,000 Galveston residents on September 8, 1900?
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An unnamed hurricane
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There have been a number of weather equipment inventions over the last serveral hundred years. One of them, in 1837, made the first weather forcasting services possible. What was that invention?
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Telegraph
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A number of things, of course, affect the Earth's weather. However, the basic cause of the Earth's weather is what?
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Sun or Solar Radiation
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how often do sunspots occur?
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In eleven year cycles
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Are we having a scarsity or and abundance of sunspots right now?
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a sacrcity
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Do you think that the temperature of the ground under a moving air mass has any significant effect on the temperature of the air moving over it?
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yes
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What are four source regions for all air masses?
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- Continental: Polar and Tropical
- Maritime: Polar and Tropical |
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What is an anabatic wind?
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Up slope wind
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Name four of the katabatic winds?
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-Mistrol,
-Santa Ana -Chinnok -Sundowner |
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What is the average sea level pressure and how is it expressed?
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- 14.7 per square inches
- 1000.2 Millibars - 29.92" Hg |
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The atmospheric gas that protects the Earth from ultraviolet radiation is called what?
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the ozone is located in stratusphere
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There are relatively long, narrow, and rapidly moving streams of air in the upper atmosphere. What are these wind streams called and when did aviators become aware of them?
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Jetstreams were discoved in the 1930's
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Turbulent clouds known as rotor clouds are associated with and often found underneath what other meteorological condition?
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Mountain waves
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What size of droplets make up a stratus cloud?
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Small
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What size of droplets make up a cumulus cloud?
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Large
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What are super large droplets and why are they important?
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SLD are found in freezing conditions and causes engine icing
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What are clouds made up of?
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Water Droplets
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What are the first four layers of the atmosphere called?
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- troposphere
- Stratusphere - mezzosphere - thermosphere |
