Weather and Climate: Exam 1 Material

Some issues that were covered in the beginning two lectures of W+C.  

122 cards   |   Total Attempts: 182
  

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What does weather affect?
1. human beings 2. commerse 3. food prices
What is weather?
Weather can be defined as the current state of the atmosphere. it may be cold, hot, or rainy, etc...
What is climate?
Climate may be defined as the collective state of the Earth's atmosphere over a long period of time.
What is the atmosphere?
The atmosphere can be defined as the layer of gases that surround the E, and all other planets with atmoshpheres.
What is the minimum time range for which to collect climate data in order to make a judgment of the E's climate conditions?
30 year minimum.
1. when did Arisotil create his works in meteorology? 2. when was the thermometer developed? 3. when was the barometer developed? 4. when was the hygrometer developed? 5. when was the telegraph invented? 6. when was the 4 cup anemometer developed?
1. 340 BC 2. 1593 (by galileo) 3. 1643 (by Torricelli) 4. Late 1700's 5. 1843 6. 1850 (by Robinson)
What chaged the entire Aristotilean method of meteorolgy, and gave us more precise and accurate weather and climate estimates?
The advent and invention of andvaced technology in instrumentation.
1. When were weather front theories developed? 2. When was the upper air ballon and atmospheric multidemensional views, along with aviation expansion developed? 3. When did a lot of floods, tornadoes, and the tornado that destroyed mississippi occur? 4. When did weather discrimination in forecasting end?
1. 1920's by the Norwegien poeple 2. 1940 3. 1936 4. somewhere around the 1950's
How do computers help to simulate weather characteristics and patterns?
By creating semi-accurate weather modeling, and making semi-accurate climate esimates.
1. when was the weather radar developed? 2. what year did we figure out that the E was 73% water and 27 % water? 3. when did the U.S. weather bureau change their names to the National Weather Sevice? 4. when was the doppler weather radar developed?
1. 1957 2. 1960 3. 1970 4. 1980's
What atmospheric entities is the doppler radar most recievable of?
1. Reflectivity- is when energy froma moving paritlce hits a doppler radar and energy reflects back to H.Q for observation. 2. Velocity- is what speed the energy wave is moving away (Blueshift) or towards the object (redshift) (It's very usefull for weather observers to know the speed at which objects are moving throughout the atmosphere, i.e. wind velocity)
When winds are moving inbound or outbound at very high speeds, what is this mostly a sign of?
These are usually signs of a Tornado
What is the most confusing and reflective atmoshperic entity thta over estimates the readings that are given from a radar screen?
HAIL
1. When was the first lightning detection system developed? 2. When did the modernization and restructuring of the NWA begin?
1. in the 1980's by ASOS and AWOS 2. 1990's
Air Temperature
Hotness or coldness of the air; it concerns the molecular motion particles in the atmosphere.