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apple_piBest ResponseYou've already chosen the best response.0
can you give a reference because I've heard both yes and no
 one year ago

CompassionateBest ResponseYou've already chosen the best response.1
"The most obvious category of electromagnetic wavelengths not absorbed by the atmosphere is visible light, with amplitudes between about 300 and 700 nm." http://www.wisegeek.com/whichelectromagneticwavelengthscanpassthroughtheatmosphere.htm
 one year ago

apple_piBest ResponseYou've already chosen the best response.0
This was in my exam, I put yes for shorter wavelengths, no for longer wavelengths as shown in this image. Is that right?
 one year ago

RaphaelFilgueirasBest ResponseYou've already chosen the best response.0
http://en.wikipedia.org/wiki/Ionosphere
 one year ago

RaphaelFilgueirasBest ResponseYou've already chosen the best response.0
yes this is rigth
 one year ago

apple_piBest ResponseYou've already chosen the best response.0
IR? isnt that for radio
 one year ago

apple_piBest ResponseYou've already chosen the best response.0
I meant isn't the reflection property only for radio waves?
 one year ago
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