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All About Fighter Jets And Sonic Booms And Pressure Waves

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Sound travels at about 760 miles per hour, or 340 meters per second and about 661 knots on an average day at sea level.
Description: Sound travels at about 760 miles per hour, or 340 meters per second and about 661 knots on an average day at sea level.
mateusos Uploaded 11/05/2012
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