The physics of a sonic boom.
Date Submitted: 11/03/2004 06:49:02
Category: / Science & Technology / Physics
Length: 2 pages (546 words)
Category: / Science & Technology / Physics
Length: 2 pages (546 words)
By looking at the wake of a boat it helps you understand how sonic booms occur.
If you toss a pebble in a pond, little waves will form in concentric circles and move away from the point of impact. If a boat travels through the pond at 5 to 8 kilometers per hour, little waves will move away in the same way both ahead of and behind the boat, and the boat will travel through them.
If …
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…dramatically. A plane traveling at 30,000 feet in the air must travel much faster than a plane traveling at sea level to create a sonic boom. The lower the plane the slower it needs to go to travel faster than the speed of sound.
Bibliography
www.phy.ntnu.edu.tw/java/airplane/airplane.htm
http://history.nasa.gov/SP-4219/Chapter3.html
http://oea.larc.nasa.gov/news_rels/2000/00-008.html
Encarta 1999 encyclopedia
World book 2000
Word Count: 520
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