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Old 26th Sep 2013, 12:43
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el_miguel42
 
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Meteorology PPL Question

Hi guys

Im currently studying for my PPL ground exams and am focusing on met and nav. I like physics and so a lot of the stuff im reading makes perfect sense, but ive come across a question a couple of times that is really bugging me and im hoping someone would be able to shed some light on it.

its regarding incident solar radiation on the Earth and its subsequent reflection when reaching clouds and absorption by the surface. The questions mention "short wavelength radiation" and "long wavelength radiation" one being absorbed and the other being re-emitted.

This makes no sense, short compared to what? and long compared to what? Everything is short compared to radiowaves and everything is long compared to gamma.

Hope someone can clear this up for me

Cheers

Miguel
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