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Weather

Terms in this set (54)

troposphere
where all the weather occurs; as altitude increases, temperature decreases
stratosphere
where the ozone layer is contained; cold except for the region that contains the ozone layer
mesosphere
the coldest layer
thermosphere
the is very thin, but very hot
exosphere
the cold regions of outer space extend into this layer
air pressure
the force exerted by the gases pushing on an object, it is greatest near the surface of Earth, in the troposphere
precipitation
condensation occurs, water droplets fall in a various forms including rain, snow, freezing rain, sleet, or hail, depending upon weather conditions
Evaporation
water enters the atmosphere as water vapor via this process
transpiration
water entering the atmosphere as water vapor being released from plants
condensation
this process occurs in the atmosphere that has water vapor changing to water droplets forming clouds.
dew
forms when water vapor condenses directly onto a surface
frost
forms when water vapor changes from gas directly to ice crystal son a surface when the temperature at which condensing would take place is at the freezing point or below
run-off
if precipitation falls on land surfaces, it always attempts to move back to sea level as surface- water flow or groundwater flow
cumulus
clouds formed at medium or low elevation; puffy with flat bottoms; may signal fair weather or thunderstorms depending on coloration
cirrus
clouds formed at high elevations; wispy clouds usually consisting of ice crystals that signal fair weather or may also signal an approaching warm front
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