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Astronomy 1 HW 5.pdf - Astronomy 1 Alexander Villaseñor...

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Astronomy 1Homework 5Alexander VillaseñorSection: James, Friday 10amAstronomy 1 HW 51.a.How many degrees warmer is the earth’s surface due to the (natural) greenhouseeffect compared to what it would be if we had no atmosphere? You can find thisanswer in the book or on line; it was also cited in class.
b.Explain this higher temperature (qualitatively) in terms of the transparency of ouratmosphere in a particular wavelength range.
c.By what fraction have humans increased the carbon dioxide (CO2) in theatmosphere. This increase started with the Industrial Revolution, so for yourstarting concentration, find a value that goes back at least to 1800.
2.This is a multistep problem, and a bit complicated, but it will lead you to your ownroughly accurate estimate of the warming from the present level of CO2 in the atmosphere.

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Term
Fall
Professor
NoProfessor
Tags
Atmosphere, Plate Tectonics, Greenhouse gas, Volcano

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