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Weather Words
6th grade Earth Science
Term | Definition |
---|---|
humidity | measures the amount of water vapor in the air |
water cycle | movement of water between the atmosphere and the Earth's surface |
evaporation | the process by which water molecules in liquid escape into the air as water vapor |
psychrometer | an instrument used to measure relative humidity |
cirrus | wispy, feathery clouds found in the high altitude range |
stratus | flat, gray, layered clouds found in the middle layer of the atmosphere |
cumulus | fluffy, puffy, fair weather clouds found in the lower layer of the atmosphere |
troposphere | ALL clouds are formed in this layer of the atmosphere |
maritime | air masses that form over oceans |
continental | air masses that form over land |
air mass | a huge body of air that as similar temperature, humidity, and air pressure |
tropical | warm air masses |
polar | cold air masses |
front | boundary where two air masses meet |
meteorologist | a scientist who studies the cause of weather and tries to predict it |