Post on 12-Jan-2016
transcript
LAME LAME COWSCOWSFactors Affecting ClimateFactors Affecting Climate
L = LatitudeL = Latitude The closer you get to the The closer you get to the equatorequator, the , the
hotter it getshotter it gets
==
Low Latitude = high TempMiddle Latitudes= seasonal temperatureHigher latitudes= lower temperature
Gee it's hotin Brazil! The
tropics always get my direct
rays!
Tilt of the earth Tilt of the earth creates the Seasonscreates the Seasons
June 21, Summer Solstice
A = Air MassA = Air Mass Polar air moves towards tropics, Polar air moves towards tropics,
tropics move to polestropics move to poles When two air masses meet= wind, When two air masses meet= wind,
storms, frontsstorms, fronts
M = Mountain M = Mountain BarrierBarrierthe Orographic Effectthe Orographic Effect
• Blocks air & moistureBlocks air & moisture
windwardwindward leewardleewardLeeward SideRain Shadow
Let’s draw this!
Windward side of the Cascades Leeward side of the Cascades
Rain Shadow
E = ElevationE = Elevation The higher you go, the colder and drier it The higher you go, the colder and drier it
getsgets Temperature drops 3.5 degrees per 1,000 Temperature drops 3.5 degrees per 1,000
feet increase!feet increase!75 °at bottom
-28°
47° temp at top
3.5° (from formula
x 8 (mt. highth)
28°
C = Continental Location-C = Continental Location-ContinentatlityContinentatlity
Location : Center of Location : Center of continent. Not continent. Not influenced by influenced by proximity to water.proximity to water.
Water and land heat Water and land heat and cool at different and cool at different rates which affects rates which affects temperature and temperature and
precipitationprecipitation..
When a place is completely When a place is completely surrounded bysurrounded by
land. (landlocked) and away land. (landlocked) and away from water!from water!
St. Louis is hotter than Houston St. Louis is hotter than Houston in the Summerin the Summer
ExperimentExperiment: Bucket of sand vs. : Bucket of sand vs. a bucket of water. Which one a bucket of water. Which one will heat up quicker and will will heat up quicker and will have a higher temperature? have a higher temperature?
O = Ocean CurrentsO = Ocean Currents
Gulf Gulf StreamStream
• Warm water moves away from the equatorWarm water moves away from the equator
Cold water moves away from the polesCold water moves away from the poles
North Atlantic Drift
W = Winds – W = Winds – pressure and pressure and prevailing windsprevailing winds
High pressure is heavy, cold airHigh pressure is heavy, cold air Low pressure is light, warm air.Low pressure is light, warm air. Heat rises- cool falls Heat rises- cool falls convection!!convection!! Prevailing winds- consistent pressures and Prevailing winds- consistent pressures and
windswinds
S = StormsS = Storms When air masses hit they create storms.When air masses hit they create storms. The type of storm depends on the type of The type of storm depends on the type of
air mass.air mass. Tornadoes - Fujita-Pearson scale- Tornadoes - Fujita-Pearson scale-
F0= 40-70mph F5= around 300mphF0= 40-70mph F5= around 300mph
SS- - StormsStorms. . Seasonal storms will greatly Seasonal storms will greatly influence the climate of a place.influence the climate of a place.HurricanesHurricanes- Atlantic O, Gulf of Mexico- Atlantic O, Gulf of MexicoTyphoonsTyphoons- Pacific O.- Pacific O.CyclonesCyclones- Indian O.- Indian O.MonsoonsMonsoons- the seasonal shift in winds that - the seasonal shift in winds that affect South Asia.affect South Asia.
Arid Climate
Using your Using your textbook what textbook what
factors contribute factors contribute to the cities to the cities
below? below?
Using your Using your textbook what textbook what
factors contribute factors contribute to the cities to the cities
below? below? Fargo, North DakotaFargo, North Dakota Paris, FranceParis, France Calcutta, IndiaCalcutta, India Santiago, ChileSantiago, Chile Canberra, AustraliaCanberra, Australia