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Key words and concepts for junior cert weather

meteorology the study of weather
elements of weather temperature, atmospheric pressure, humidity, wind speed and direction, precipitation, sunshine
meteorologists prepare the weather forecast
thermometer used to measure temperature
celsius unit measurement of temperature
isotherms lines on a weather map that join places of equal temperature
isobars lines on a weather map that join places of equal pressure
barometer used to measure atmospheric pressure
millibars unit of measurement of atmospheric pressure
relative humidity the amount of water vapour in the air compared to the amount it would contain if it were saturated.
anemometer measures wind speed
weather vane measures the direction of wind
Created by: missoconnell