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Answer: In Exercises 3 and 4, find the midpoint of the

College Algebra | 7th Edition | ISBN: 9781439048610 | Authors: Richard N. Aufmann, Vernon C. Barker, Richard D. Nation ISBN: 9781439048610 198

Solution for problem 4 Chapter 2

College Algebra | 7th Edition

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College Algebra | 7th Edition | ISBN: 9781439048610 | Authors: Richard N. Aufmann, Vernon C. Barker, Richard D. Nation

College Algebra | 7th Edition

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Problem 4

In Exercises 3 and 4, find the midpoint of the line segment with the given endpoints. (-4, 7) (8, -11)

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CHAPTER9 |1 CLIMATEANDTHEFACTORSTHATAFFECTIT • “Climate”and“weather”arenotsynonymous • Weatheristheday-to-daychangesthatoccurintemperatureandprecipitation. • Climateistheaverageprecipitationandtemperaturecharacteristicsforaregionthatarebasedonlong-termrecords. • Theseaveragesarebasedona30-yeartimeperiod. • TheconceptofclimatecanbeviewedgeographicallybecauseEarthexhibitsdistinctclimatepatterns. • ThestudyofthisgeographicdistributionandthecharacterofEarth’sclimatesisasubfieldofgeographycalled climatology,nottobeconfusedwithmeteorology,whichstudiesshort-termatmosphericphenomenathatconstitute day-to-dayweather. • Climatologists’researchisimportanttomanydisciplinesoutsidethefieldofgeographybecauseclimateisafactor thatinfluenceshumanbehaviorandnaturalprocessesinavarietyofways. • Factorsonlong-termweatherpatternsforaregion: 1. Latitude--intensityofradiationandlengthofday 2. Seasonality--criticalfortworeasonsrelatedtoSunangle: a) Howmanyhoursofsunlightinadaychangesinmanyplacesoverthecourseofayear b) Insolationandtemperaturecanbehighlyvariablebetweenthewinterandsummerseasons. 3. Airmasscirculation--airflowandpositionofhigh-andlow-pressuresystems 4. Marinevs.continentalrelationships--largebodiesofwatermoderatetemperature,influenceairflowandsupplywater vapor. CHAPTER9 |2 5. Topographiceffects--influencesairflow,thewindwardsideofamountainrangeoftenhasheavyprecipitationbecause aircoolsadiabaticallythere,rainshadowsoftenformontheleewardsideofamountainrangeduetodescentofairand adiabaticwarming. KÖPPENCLIMATECLASSIFICATION • Thepurposeofclimateclassificationistoidentifycertaincharacteristics,suchastemperatureandprecipitation,whichhave observableregionalpatterns. • Itisoftendifficulttoclassifymanyclimatezonesbecausetheirgeographydependsonanumberofvariables. CHAPTER9 |3 • Itisalsodifficulttoclassifyclimatezonesbecausetheyformaspatialcontinuum,rarelyformingsharpbreaksfrom oneclimatetoanother. • ThemostwidelyusedclassificationsystemistheKöppenClimeClassificationSystem. • DevelopedbyGermanbotanistandclimatologistWladimirKöppen,whorecognizetherelationshipbetweenmajor vegetationregionsonEarthandregionalclimatecharacteristics. • Thesystemdescribesworldclimatesbasedonaveragemonthlytemperature,averagemonthlyprecipitation,and totalannualprecipitation. • Althoughthesystemisgreatforcharacterizingregionalclimateconditions,itignoremorelocalfactorssuchaswind speedandcloudcover,whichinfluencesconditionsdrasticallyinspecificareas. • TheKöppensystemisbestviewedandunderstoodasahierarchalclassificationwithcategoriesandsubcategories. • Therearesixmajorclimategroups(A,B,C,D,E,H),rangingfromlowlatitudesneartheEquator(A)tohighlatitudes asthepoles(E)andcoverhugegeographicalareas.ClimategroupHisthedesignationforhigh-altituderegions, regardlessoflatitude. • EachcategoryisdistinguishedbasedontemperatureexceptforcategoryB,whichisbasedonmoisture characteristics. • These6majorclimategroupsaresufficienttonotefundamentalclimatecharacteristicsoverbroadareas,butgeographers takeinterestinthemorespecificattributesofsmallerregions. • Toaccomplishthis,themajorKöppengroupsaresubdividedonthebasisoftemperatureandmoisturewiththeuse ofasecondletterandsometimesathird. CHAPTER9 |4

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Chapter 2, Problem 4 is Solved
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Textbook: College Algebra
Edition: 7
Author: Richard N. Aufmann, Vernon C. Barker, Richard D. Nation
ISBN: 9781439048610

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Answer: In Exercises 3 and 4, find the midpoint of the