March 7, 2010
It’s not as quiet as you think…
What are all the noises?
Cracked by Thejas V R , Shwetha Maiya , sidsen , Logik and Rogi
Answer:
http://spaceweather.com/glossary/inspire.html – Sferics, tweeks and whistlers and other “sounds” picked up by VLF receivers. Essentially, the sound of mother nature herself in the radio spectrum!


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March 8th, 2010 at 3:08 am, GMT +0000 ( 1268017724 )
Whistlers?
March 8th, 2010 at 3:43 am, GMT +0000 ( 1268019783 )
Auroral Sounds
http://auroralsounds.tripod.com/
This has more to do with light than with lightning. So not sure of the answer!
March 8th, 2010 at 5:26 am, GMT +0000 ( 1268025992 )
sferics tweeks and whistlers
March 8th, 2010 at 6:10 am, GMT +0000 ( 1268028633 )
ICE!!!!
these sounds are made by the ice surface!!
March 8th, 2010 at 7:20 am, GMT +0000 ( 1268032845 )
change of answer, it isn’t ice, rather the sound heard before lightning strikes
March 8th, 2010 at 7:53 am, GMT +0000 ( 1268034835 )
VLF radio generated by lightning.
also known as whistler.
http://en.wikipedia.org/wiki/Whistler_(radio)
March 8th, 2010 at 10:02 am, GMT +0000 ( 1268042524 )
Sferics, tweeks and whistlers… Oh My!
March 8th, 2010 at 9:12 pm, GMT +0000 ( 1268082732 )
Electrophonic sounds – sounds produced by direct conversion of electromagnetic radiation into audible sound, in clear contradiction to the physical laws of normal sound propagation.
March 8th, 2010 at 9:22 pm, GMT +0000 ( 1268083340 )
Noise Prior to Lightning Strike? (The clue is obviously a reference to “lull before the storm”)
http://answers.google.com/answ.....48659.html