sachin
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Protect Your Ears From Noise
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Problem
Which insulation material, wood, bubble wrap, Styrofoam, newspaper, or cardboard, will insulate an alarm sound the most, measured in decibels?
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Hypothesis
The Styrofoam box will insulate the most sound.
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Materials NeedediPodwoodStyrofoambubble wrapnewspapercardboardsawscissorsrulernailstapeMini Sound Meter
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Results
The wood box insulated against the sound the best.
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• http://www.allnoisecontrol.com/
• http://www.gcaudio.com/resources/howtos/loudness.html
• http://www.dangerousdecibels.org/
• http://www.howstuffworks.com/question124.htm
References