Re: Blue Sky

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Article #1327

#1327

From: Carl Witthoft
Date: Wed, 22 Jul 1992 12:19

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In article <BrrMJB.Brv@acsu.buffalo.edu> mjb@acsu.buffalo.edu (Matthew J. Bernhardt) writes:
>andrew@rentec.com (Andrew Mullhaupt) writes:
>>Why is the sky blue?
>	I'll bite.  The composition of the Earth's atmosphere (four fifths
>nitrogen, one fifth oxygen) is such that incoming light is refracted to make
>the sky appear blue.
x
Get real.  It's Rayleigh scattering.
Short answer: this means particle scattering is related to wavelength,
and shortwave, i.e. blue, scatters more.  Hence blue sky.


-- 
Bobby Newmark, aka  Carl Witthoft @ Adaptive Optics Associates
aoa!carl@bbn.com  carl@aoa.utc.com
54 CambridgePark Drive, Cambridge,MA 02140 617-864-0201
**Just say NO to HMOs**

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Message-ID: <1992Jul22.121947.12108@aoa.aoa.utc.com>

Path: arc1-ca.pugleaf.net!sparky!uunet!wupost!gumby!yale!actcnews!aoa!carl

References: <1099@kepler1.rentec.com> <BrrMJB.Brv@acsu.buffalo.edu>

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Newsgroups: sci.physics
Path: arc1-ca.pugleaf.net!sparky!uunet!wupost!gumby!yale!actcnews!aoa!carl
From: carl@aoa.aoa.utc.com (Carl Witthoft)
Subject: Re: Blue Sky
Message-ID: <1992Jul22.121947.12108@aoa.aoa.utc.com>
Organization: Adaptive Optics Associates
References: <1099@kepler1.rentec.com> <BrrMJB.Brv@acsu.buffalo.edu>
Date: Wed, 22 Jul 1992 12:19:47 GMT
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