Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/100

Click to flip

100 Cards in this Set

  • Front
  • Back
Comparison of adiabatic and environmental lapse rate
STABILITY
When the parcel rises, the stability is ___
UNSTABLE
When the parcel sinks, the stability is
STABLE
When the environmental lapse rate is LARGE than adiabatic
UNSTABLE
environmental lapse rate less than adiabatic
STABLE
In unstable, surrounding air cools faster/slower than parcel of rising air
FASTER
In stable, parcel of rising air cools faster/slower than surrounding air and cold air is above/beaneath warm air
FASTER/BENEATH
Condensation and clouds means a ____ adiabatic rate
MOIST (MAR)
Which is lower, MAR or DAR?
MAR
A certain day this summer, the environmental lapse rate above DFW was less than the rate of change of temperature of a dry air parcel. Atmospheric conditions were
STABLE
Hit air is ___ than cold air
LIGHTER
Suppose the dry adibatic rate (DAR) is 10 deg. C and the environmental lapse rate is 12 deg. C. An air parcel following the DAR will
RISE
When does condensation occur?
WHEN AIR IS SATURATED
Clouds form by lumping droplets formed around condensation _____
NUCLEI
Cirrus clouds look like....
FILAMENT
Layered clouds are what type?
STRATUS
Clumps of clouds are called....
CUMULUS
Nimbus means...
PRECIPITATION
Lifts due to heating the surface, thermal uplift
CONVECTIVE
forced uplift because of a mountain
OROGRAPHIC
lifts b/c of a wedge of cool air (a cool front)
FRONTAL
Mountains, fronts and convection provide mechanisms to lift warm air and thereby induce condensation (T or F)
TRUE
Source regions of the origin of air masses are either ____ pressure or ____
HIGH; ANTI-CYCLONIC
Boundary between air masses, narrow zone of transition
FRONTS
Warmer air rises/sinks over the colder air, which acts as a wedge
RISES
leading edge of cold air mass; steep slope; vertically developed clouds and violent precip.; triangle weather maps
COLD FRONT
leading edge of warm air mass; gentle slope; broad clouds and precipitation; semicircles on weather maps
WARM FRONT
no leading edge; triangles and semicircles on different sides
STATIONARY FRONT
occur in mid to high latitudes; zone of westerly winds; vast cell of low pressure
EXTRATROPICAL STORMS
the movement of extratropical storms is ____
COUNTERCLOCKWISE IN NORTHERN HEMISPHERE
Circular low pressure center w/very steep gradient
TROPICAL CYCLONES
Long and weak low-pressure, low latitudes, move westward w/the trades
EASTERLY WAVES
~ 1 bar = 1000 mbar = 100Kpa
SEA LEVEL PRESSURE
The coriolis effect deflects to the LEFT/RIGHT in the Northern Hemisphere
RIGHT
The coriolis effect deflects to the LEFT/RIGHT in the S Hemisphere
LEFT
In the N Hemisphere, Geostrophic wind moves...
Clockwise around a High (H), anticyclone; counterclockwise around Low, cyclone
In the S Hemisphere, Geostrophic wind moves...
Clockwise around a Low (L), cyclone; counterclockwise around a High (H), anti-cyclone
Near the surface, friction changes direction, either converging or divergin
SURFACE WIND
north-easterlies in N hemisphere, south-easterlies in S hemisphere
TRADE WINDS
convergence of trade winds, low pressure, rising air
INTERTROPICAL CONVERGENCE ZONE
fluctuations in the westerlies; jet stream
ROSSBY WAVES
____ atmospheric conditions correspond to the rate of cooling of the rising air is
larger than the rate of cooling of the surrounding air.
STABLE
A mountain in an island is constantly exposed to moist warm air moved by easterly (from the
east) winds. Which side of this mountain range would show higher precipitation?
EAST
Which one of these fronts corresponds to a cold air mass advancing towards a warm air mass?
COLD
An extratropical (mid-latitude) cyclone in the USA is likely to have a _______ and move _____.
warm front on its eastern side, ..., west to east
On the average, hurricanes over the Atlantic, move from ________ to ______
EAST TO WEST
During evaporation water ____ energy from the environmentq
ABSORBS
One important factor in determining the existence of deserts around mid-latitudes is:
SUB-TROPICAL HIGHS
A "flat" temperature curve on a climate diagram would most likely describe a ___ climate
TROPICAL
Do tornadoes have multiple vortices?
YES
Salinity is often measured in ____
PARTS PER THOUSAND (PPT)
Methane and CO2 are radiatively _________ gases in the atmosphere
TRUE
The size of a cell of a GCM determines its ________ resolution
SPATIAL
The Greenhouse Effect is enhanced on earth by....
HUMAN ACTIVITIES (fossil fuel burning and deforestation)
A good absorber (of radiatively active gas) is also a good ___ at that wavelength
EMITTER
Warm all year
TROPICAL CLIMATE
Tropical climate with long dry seasons
SAVANNA
Tropical cimate with a short dry season and a long season of heavy rain
MONSOON
tropical climate that is rainy all year
RAIN FOREST
climate with mild winters (not too cold)
MESOTHERMAL
Mesothermal climate that has some rain in the summer
HUMID SUBTROPICAL
Mesothermal climate that has dry summers
MEDITERRANEAN
climate that has very cold winters
MICROTHERMAL
microthermal cimate that has humid summers
HUMID
microthermal, cool summers, very cold winters
SUBARCTIC
PW stands for...
WATER VAPOR CAPACITY OF THE AIR
AW =
ACTUAL WATER VAPOR CONTENT OF THE AIR
RH =
Relative humidity; also(AW/PW)100
A factor deflecting global winds due to Earth's rotation
CORIOLIS EFFECT
GEostrophics means ___ level and surface means ___ level
UPPER/LOWER
Local sea breeze should blow toward the sea during the DAY/NIGHT
NIGHT
The SOUTHERNMOST diverging wind around a subtropical high in the N hemisphere, is flowing towards the_____
WEST
When cold front catches up with a warm front, pressure _____ and the storm _____
DISSIPIATES/DIES OUT
Evapotranspiration is....
EVAPORATION + TRANSPIRATION BY PLANTS
true or false, soil air is rich in C02
TRUE
soil water is lost by evapotranspiration (to atmosphere) and by ________ (to groundwater)
PERCOLATION
THE DRYER THE LAND, THE LARGER/SMALLER THE DEFICIT
LARGER
The energy due to the conversion of water from liquid to vapor is called:
LATENT HEAT OF EVAPORATION
Which of the three wind forces is missing? CORIOLIS EFFECT, FRICTION WITH EARTH'S SURFACE
PRESSSURE FROM HIGH TO LOW
According to Milankovich, the tilt of the axis of rotation of the Earth reaches a maximum every 4,000/40,000 years
40,000
A factor deflecting global winds due to Earth's rotation
CORIOLIS EFFECT
GEostrophics means ___ level and surface means ___ level
UPPER/LOWER
Local sea breeze should blow toward the sea during the DAY/NIGHT
NIGHT
The SOUTHERNMOST diverging wind around a subtropical high in the N hemisphere, is flowing towards the_____
WEST
When cold front catches up with a warm front, pressure _____ and the storm _____
DISSIPIATES/DIES OUT
Evapotranspiration is....
EVAPORATION + TRANSPIRATION BY PLANTS
true or false, soil air is rich in C02
TRUE
soil water is lost by evapotranspiration (to atmosphere) and by ________ (to groundwater)
PERCOLATION
THE DRYER THE LAND, THE LARGER/SMALLER THE DEFICIT
LARGER
The energy due to the conversion of water from liquid to vapor is called:
LATENT HEAT OF EVAPORATION
Which of the three wind forces is missing? CORIOLIS EFFECT, FRICTION WITH EARTH'S SURFACE
PRESSSURE FROM HIGH TO LOW
According to Milankovich, the tilt of the axis of rotation of the Earth reaches a maximum every 4,000/40,000 years
40,000
Increasing air temperature promotes evaporation, and DECREASES/INCREASES vapor pressure
INCREASES
AW (actual water vapor) and RH (relative humidity) are INDIRECTLY/DIRECTLY related
DIRECTLY
Temperature increases, PW INCREASES/DECREASES, and RH INCREASES/DECREASES
INCREASES; DECREASES
Whatever the temperature does, the RH does THE SAME/THE OPPOSITE
THE OPPOSITE
The change of temperature to surrounding air
ENVIRONMENTAL LAPSE RATE
If the surrounding air cools faster than the parcel of air, the atmospheric conditions are STABLE/UNSTABLE
UNSTABLE
Which has a steeper slope, cold or warm front?
COLD
Above 70/80% evaporation is form oceans
80%