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32 Cards in this Set
- Front
- Back
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Water Cycle |
the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land.
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Evaportation |
the process by which molecules at the surface of a liquid absorb enough energy to change to a gas. |
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Condensation |
The change in state from a gas to a liquid. |
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Humidity |
The amount of water vapor in a given volume |
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Relative Humidity |
The percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature. |
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psychrometer |
an instrument used to measure retaliative humidity |
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Dew Point |
The temperature at which condensation begins |
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Cirrus |
Wispy, feathery clouds made of ice crystals that form at high levels. |
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cumulous |
Fluffy, white clouds usually with flat bottoms, that look like rounded piles of cotton |
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Stratous |
clouds that form in flat layers and often cover much of the sky. |
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Precipitation |
A solid that forms from a solution during a chemical reaction |
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Rain Gauge |
an instrument used to measure precipitation |
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flood |
an overflowing of a large amount of water beyond its normal confines, especially over what is normally dry land |
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drought |
a prolonged period of abnormally low rainfall; a shortage of water resulting from this.
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air mass |
a body of air with horizontally uniform temperature, humidity, and pressure
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tropical |
of, typical of, or peculiar to the tropics.
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continetal |
forming or belonging to a continent
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jet stream |
a narrow, variable band of very strong, predominantly westerly air currents encircling the globe several miles above the earth. There are typically two or three jet streams in each of the northern and southern hemispheres.
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cyclone |
a system of winds rotating inward to an area of low atmospheric pressure
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anticyclone |
a weather system with high atmospheric pressure at its center, around which air slowly circulates
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storm |
a violent disturbance of the atmosphere with strong winds and usually rain, thunder, lightning, or snow.
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blizzard |
a severe snowstorm with high winds and low visibility.
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thunderstorm |
a storm with thunder and lightning and typically also heavy rain or hail
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lighting |
the occurrence of a natural electrical discharge of very short duration and high voltage between a cloud and the ground or within a cloud, accompanied by a bright flash and typically also thunder
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hurricane |
a storm with a violent wind, in particular a tropical cyclone in the Caribbean
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storm surge |
a rising of the sea as a result of atmospheric pressure changes and wind associated with a storm.
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tornado |
a mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system
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evacuate |
remove (someone) from a place of danger to a safe place
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meteorologist |
an expert in or student of meteorology; a weather forecaster.
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isobar |
a line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period
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isotherm |
a line on a map connecting points having the same temperature at a given time or on average over a given period.
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front |
the side or part of an object that presents itself to view or that is normally seen or used first; the most forward part of something
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