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Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
Lo 8-heat,temp,moist-powerpoint
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Lo 8-heat,temp,moist-powerpoint

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Helgers, ESC 101

Helgers, ESC 101

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Transcript

  • 1. Earth’s Atmosphere andEarth’s Atmosphere and OceansOceans Lecture Outline #8Lecture Outline #8
  • 2. TemperatureTemperature  Measure of average kinetic energy ofMeasure of average kinetic energy of individual atoms or molecules in aindividual atoms or molecules in a substance (or in the atmosphere)substance (or in the atmosphere)
  • 3. Thermal Energy/HeatThermal Energy/Heat  Total amount of energy in a substanceTotal amount of energy in a substance  Heat is that energy moving from oneHeat is that energy moving from one substance (with higher temp) to anothersubstance (with higher temp) to another
  • 4. 4 Laws of Thermodynamics4 Laws of Thermodynamics
  • 5. Sensible Heat vs. Latent HeatSensible Heat vs. Latent Heat  Look at water’s phase changesLook at water’s phase changes
  • 6. Types of Heat TransferTypes of Heat Transfer
  • 7. Sun’s EnergySun’s Energy
  • 8. Electromagnetic RadiationElectromagnetic Radiation SpectrumSpectrum
  • 9. Fate of Incoming Solar RadiationFate of Incoming Solar Radiation InsolationInsolation
  • 10. Albedos of Various SurfacesAlbedos of Various Surfaces  Blacktop road : 5 – 10%Blacktop road : 5 – 10%  Fresh snow or ice : 80 – 95%Fresh snow or ice : 80 – 95%  Old snow: 45 – 70%Old snow: 45 – 70%  Meadow: 5 – 25%Meadow: 5 – 25%  Water: Varies significantlyWater: Varies significantly
  • 11. Greenhouse EffectGreenhouse Effect
  • 12. Global Energy BudgetGlobal Energy Budget  How is the solar radiation that reaches earthHow is the solar radiation that reaches earth distributed? Or….distributed? Or….  What are the factors that change theWhat are the factors that change the amount of radiation received or retained in aamount of radiation received or retained in a location?location?
  • 13. Variations in InsolationVariations in Insolation  http://www.netaxs.com/~mhmyers/cdjpgs/seasons.jpghttp://www.netaxs.com/~mhmyers/cdjpgs/seasons.jpg http://www.weatherpages.com/variety/diurnal.jpg
  • 14. Global Energy BudgetGlobal Energy Budget  What’s a budget?What’s a budget?  Energy In – Energy Out = StorageEnergy In – Energy Out = Storage
  • 15. Changes in Global Energy BudgetChanges in Global Energy Budget http://http://volcanoes.usgs.gov/Imgs/Jpg/Shishaldin/Mcgimsey_04231999_med.jpgvolcanoes.usgs.gov/Imgs/Jpg/Shishaldin/Mcgimsey_04231999_med.jpg http://www.atmosphere.mpg.de/media/archive/4785.jpg http://energyconcepts.tripod.com/energyconcepts/chimney.jpg
  • 16. Patterns of Temperature VariationPatterns of Temperature Variation
  • 17. Coastal vs. Inland TemperaturesCoastal vs. Inland Temperatures
  • 18. Temperatures as Affected byTemperatures as Affected by LandformsLandforms
  • 19. Windward vs. LeewardWindward vs. Leeward Temperatures on ContinentTemperatures on Continent
  • 20. Influence of Cloud Cover onInfluence of Cloud Cover on TemperatureTemperature
  • 21. Changes in Average TemperaturesChanges in Average Temperatures Throughout YearThroughout Year
  • 22. IsothermsIsotherms

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