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Do sound barriers reduce noise? If so, what types of barrier is most effective?








 
Do sound barriers reduce noise? If so, what types of barrier is most effective?
The purpose of this experiment was to determine if a sound barrier does reduce noise, and which type of barrier is the most effective in reducing highway traffic noise.

Authored by placeholder at , Added: 10 Feb 2006



http://www.selah.k12.wa.us/SOAR/SciProj2000/StevenP.html

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