Lab 7 Greenhouse Gases and Their Effect on Earth's Climate (1).docx

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Megan BaileyCRN: 30232Lab 7- The Greenhouse EffectPhET – Greenhouse Gases and Their Effect on Earth’s Climate()Once you have navigated to PhET’sThe Greenhouse Effectsimulation page, select the largePLAY button in the middle of the simulation window.From here the simulation will open using JAVA.Select ‘Open With JAVA’ and then select thebutton that says ‘Run’.If you’re unable to open the simulation on your home computer,make sure that you have and updated version of JAVA.Otherwise, please completethis activity from a computer at the campus or center closest to you.To start, let’s examine the influence that photons have on earth’s atmosphere at themicroscopic scale, and the impact that different photons have on different components ofthe atmosphere.To do this, select the tab labeled ‘Photon Absorption’ and take a minute to familiarizeyourself with the various settings.Once you’re ready to begin answering questions, hit the ‘Reset All’ button at the bottom ofthe right-hand side of the screen.1.What are photons?How areInfraredandVisiblephotons different from oneanother?You may need to do a bit of research in your textbook, or online to answerthis question.
2.Identify the atmospheric gasses listed at the right of the screen.You may need to doa bit of research in Ch. 4 of your textbook or online to answer this question.

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Term
Fall
Professor
ScottJ.Austin
Tags
Atmosphere, Photon, Greenhouse gas, greenhouse gasses

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