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www win a copy of A Devil's Chaplain by Richard Dawkins c/d 9/6
http://www.firstscience.com/SITE/winbook.asp
Q: The Sound Pressure Levels typical of a soft whisper in decibels
is...
A: 30 >>>>>this one
B: 40
Shiela S
Date:Thu, 5 May 2005 22:55:44 +0100
Author:
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