Insolation and the Seasons

Topic 6

Created by P. Bordas MS, CCC-SLP

Remember to wait for the vocabulary word to pop up at the end! Can you guess it before it comes up?

Solar Radiation and Insolation

InsolationThe portion of the sun’s output of electromagnetic radiation that is

received by Earth at the outermost part of our atmosphere (INcoming SOLar

radiATION)

http://en.wikipedia.org/wiki/Insolation

OzoneA form of oxygen gas that absorbes

nearly all ultraviolet radiation in Earth’s upper atmosphere

http://ipy.nasa.gov/multimedia/m000000/m000000/m000001/160657main_OZONE_large_web.png

Angle of IncidenceThe angle at which the insolation

strikes Earth’s surface

http://content.answers.com/main/content/img/oxford/Oxford_Sports/0199210896.angle-of-incidence.1.jpg

TranspirationA process by which plants release water vapor into the atmosphere as

part of their life functions

http://www.fijiaquifer.com/images/Transpiration.jpg

Greenhouse GasesCarbon dioxide, water vapor, methane,

and other gases in the atmosphere

http://www.umich.edu/~gs265/society/greenhouseeffectexplained.gif

Global WarmingAn increase in average Earth

temperatures

http://ruby.fgcu.edu/courses/twimberley/EnviroPhilo/GlobalWarming.jpg

Heat Budget and Climate Change

Heat BudgetThe result of the balance between the

total amount of energy an object receives and the total energy it emits or

loses

http://www.geography.hunter.cuny.edu/~tbw/wc.notes/2.heating.earth.surface/images/earth.atm.heat.budget.jpg

Ice agesPeriods when glaciers advanced into

the middle latitudes caused by shifts in heat balance

http://www.cosmosmagazine.com/files/imagecache/news/files/news/20081113_ice_age.jpg

El NinoA warming event that occurs every 2 to 10 years in. The normally cold waters

of the eastern Pacific Ocean, off western South America, are replaced

with a vast area of warmer waters

://www.junglephotos.com/galapagos/satimages/othersatimages/elnino.jpg&imgrefurl=http://www.junglephotos.com/galapagos/satimages/othersatimages/elnino.shtml&usg=__8K2ayh1m1DZm9GQzR6ViDb5YD0w=&h=480&w=640&sz=30&hl=en&start=4&um=1&itbs=1&tbnid=cv5vCcX6NoXviM:&tbnh=103&tbnw=137&prev=/images%3Fq%3Del%2Bnino%26hl%3Den%26safe%3Dactive%26rlz%3D1T4GZAZ_enUS316US317%26um%3D1