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Search: Posts Made By: tyler grubb
Forum: Physics (Grades 6-8) 02-06-2006, 09:17 AM
Replies: 1
Views: 8,692
Posted By tyler grubb
Blast your ears with sound!

I have done a project to determine which is a better sound insulator, I used an airhorn aimed at a decibel reader packed first in newspaper, then packing popcorn and finally immersed in water. The...
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