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12 ES Vocab

Earth Science 3rd Quarter

QuestionAnswer
Short-term variations in atmosphere phenomena that interact and affect the environment and life on Earth weather
The long-term average of variation in weather for a particular area. climate
Large volume of air that has the characteristics of the area over which it forms. air mass
Area over which an air mass forms. source region
Results in fluids and objects moving in an apparent curved path rather than a straight line. Coriolis effect
Wind zones between 60N latitude and the north pole, and 60S latitude and the south pole. polar easterlies
The wind systems on Earth located between latitudes 30N and 60N, and 30S and 60S. prevailing westerlies
Between latitudes 30N and 30S are two circulation belts of wind. trade winds
A narrow band of fast high altitude, westerly wind. jet stream
Two air masses that collide. front
Weather instrument used to measure temperature using either the Fahrenheit or Celsius scale. thermometer
Weather instrument used to measure air pressure. barometer
Weather instrument used to measure wind speed. anemometer
Weather instrument used to measure relative humidity. hygrometer
Balloonborne weather instrument whose sensors measure air pressure, humidity, temperature, wind speed, and wind direction fo the upper atmosphere. radiosonde
Change in the wave frequency that occurs due to the relative motion of the wave as it moves toward or away from an observer. Doppler effect
Record of weather data for a specific place at a specific time, using meteorological symbols. Station Model
Line on a weather map connecting areas of equal pressure. Isobar
Line on a weather map connecting areas of equal temperature. Isotherm
Weather forecast that uses numerical data to predict how atmospheric variables change over time. Digital forecast
Weather forecast that compares current weather patterns to patterns that occurred in the past. Analog forecast
Popular Earth Science sets

 

 



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