Circulations
What Causes Horizontal Pressure Variations ?
Temperature and Air Motion
What does Alto mean for cloud identification?
middle (2000-6000)
How much Freshwater is on Earth?
2.78 %
Where are Chinook Winds ?
on the Leeward Side
In a PGF, what air converges ?
Low Pressure Air
What angle are the isobars in a Pressure Gradient Force ?
90 degrees
Which kind of Humidity is not affected by changes in temperature, volume, or pressure ?
Specific Humidity
What is it called when ices goes to gas ?
Sublimation
Which kind of Fronts are wider?
Warm Fronts
Where does Geostrophic Wind Come From ?
What way does air move in a High Pressure System in PGF + Coriolis Force?
Clockwise Anticyclonic
What kind of Parcel has warmer/less dens air, it also rise and cools adiabatically ?
Unstable
What kind of bond is between H2O molecules ?
Hydrogen Bonds
The Occluded Stage, the cold and warm fronts come together
Which type of Adiabatic movement occurs if the air is unsaturated ?
Dry Adiabatic Rate
What does Friction do to Wind?
slows wind, decreases Coriolis, and wind crosses isobars
What kind of Fog is this: surface cools off to dewpoint, usually over moist ground
Radiation Fog (and Evaporation Fog)
Where is Heat Released in phase changes ?
going from gas to liquid
going from liquid to ice
What defines a tropical storm ?
63-118kmph, 39-73mph, 35-65knots
Closed IsoBars, definite circular organization, Heavy rain
Where is the Least amount if freshwater ?
Near 30 N/S
High Pressure= hot, dry, descending air. Clear, warm, calm weather
H migrates 5-10 latitude seasonally
What happens when a Parcel's Relative Humidity becomes 100%
the parcel may switch from DAR to MAR (Lifting Condensation Level)
What is Latent Heating ?
Heat required to convert WITHOUT a change of temperature
What temperature do hurricanes form at ?
What are Hurricanes called in West Pacific ?
Typhoons