Earth Science, Sound Barrier !!!!!

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Presentation transcript:

Earth Science, Sound Barrier !!!!! Presenting The one, the only.... Earth Science, Sound Barrier !!!!! By: Addi, Tiffany, Ilias, and Xander

Materials Drywall Tape Cardboard Paper towel Tinfoil Plastic Holder By Xander Materials Drywall Tape Cardboard Paper towel Tinfoil Plastic Holder Packing installation

By Tiffany Final Decibel Record We did 3 test to get our average. Our final design barrier decibels are : Without the Barrier: With the Barrier: 81 dB 71 dB 85 dB 66 dB 84 dB 72 dB Our barrier really improved and the important thing is that it worked !!!!! We added our result and divided the final from the adden and got: 83dB 69dB So we lost 14 decibels with the barrier

2nd design Measurements By ilias Its Width was 2¨ in. Its Height was 8¨1/4 in. And it was 16¨in. Long : )

Pictures…! Thank you! : ) By Addi