Shared Flashcard Set

Details

Weather
climate
25
Science
11th Grade
01/07/2011

Additional Science Flashcards

 


 

Cards

Term
Anemometer
Definition
instrument used to measure wind spend
Term
Barometer
Definition
instrument used to measure air pressure
Term
Dew point
Definition
temperature at which water vapor condenses
Term
Malibars
Definition
unit used to measure air pressure
Term
Monsoon
Definition
winds with heavy rains that influence large dimatic region and reverse directiions twice a year
Term
Psycrometer
Definition
an instrument consisting of a dry bulb abd wet bulb thermometer used to determine the dew point and relative humidity
Term
Radiational cooling
Definition
decrease in temperature at the earth's surface caused by energy radiating out into space
Term
Relative humidity
Definition
amount of water vapor inthe air compared to the maximum amount of water vapor the air can hold
Term
Air mass
Definition
large area of air having generally the same temperature and humidity
Term
Anticyclone
Definition
pressure and clockwise winds in the northern hemisphere
Term
Cyclone
Definition
low pressure air mass with counterclockwise winds in the northern hemisphere
Term
Dew
Definition
condensation on earth's suface
Term
Frost
Definition
tiny ice crystal formed when the temperature is below freezing (32 degrees F) while condensation occurs
Term
Hurricane
Definition
tropical cyclone with winds above 119km/hr (175mph)
Term
Jetstream
Definition
wave like currents with high winds at upper level which tend to control storm tracks
Term
Orographic Effect
Definition
blocking of precipitation on the leewardside of mountain
Term
Front
Definition
interface between two air masses
Term
Warm Front
Definition
boundar between a warm amd cold mass when the warm mass is overriding and pushing out the cold mass
Term
Cold Front
Definition
boundary between a warm and cold mass when the cold mass is wedging under and pushing out the cold mass
Term
Humidity
Definition
amount of water vapor in the air
Term
Isobars
Definition
line on a weather map connecting lines of equal pressure
Term
High
Definition
cold area of high pressure
Term
Low
Definition
warm area of low pressure
Term
Tornado
Definition
a powerful wind storm with a whirling, funnel-shape
Term
Joule
Definition
unit used to measure energy
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