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40 terms

Weather and Climate Vocabulary

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stratus cloud
a cloud that forms in a blanketlike layer
sea breeze
wind that blows from sea to land
run-off
when water flows down surfaces back into lakes, rivers, oceans, streams, or ground
evaporation
the slow changing of a liquid into a gas
warm front
A front where warm air moves in over a cold front
precipitation
Any form of water particles that falls from the atmosphere and reaches the ground
cumulus cloud
A puffy cloud that appears to rise up from a flat bottom
wind
Air that moves horizontally
relative humidity
A comparison between how much water vapor is in the air and how much the air could hold at a given temperature if it were full, or saturated
hydrosphere
Earth's water, whether found in continents and oceans, including the fresh water in ice, lakes, rivers, and underground water
climate
The average weather pattern of a region
weather (wind) vane
A device that indicates wind direction
barometer
A device for measuring air pressure
water table
The top of the water-filled spaces in the ground
aquifer
An underground layer of rock or soil filled with water
troposphere
The layer of the atmosphere closest to Earth's surface
insolation
The amount of the Sun's energy that reaches Earth at a given time and place
cold front
A front where cold air moves in under a warm front
front
A boundary between air masses with different temperatures
tornado
A violent whirling wind that moves across the ground in a narrow path
stationary front
An unmoving front where a cold air mass and a warm air mass meet
air pressure
The force put on a given area by the weight of the air above it
fog
A cloud that forms at ground level
land breeze
Wind that blows from land to sea
current
An ocean movement; a large stream of water that flows in the ocean
air mass
A large region of the atmosphere where the air has similar properties throughout
well
A hole dug below the water table that water seeps into
humidity
The amount of water vapor in the air
condensation
The changing of a gas into a liquid
hurricane
A very large, swirling storm with very low pressure at the center
atmosphere
The blanket of gases that surrounds Earth
reservoir
A storage area for fresh water supplies
occluded front
A front formed where a warm front and cold front meet
thunderstorm
The most common severe storm, formed in cumulonimbus clouds
water cycle
The continuous movement of water between Earth's surface and the air, changing from liquid to gas to liquid
anemometer
A device that measures wind speed
weather
What the lower atmosphere is like at any given place and time
desalination
Getting freshwater from seawater
cirrus cloud
A high-altitude cloud with a featherlike shape, made of ice crystals
spring
A place where groundwater seeps out of the ground