Sonar

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Sonar

  1. 2. <ul><li>Sonar is an complex system that uses sound and turns it in to energy to detect objects [their distance and size]. </li></ul><ul><li>Also it was invented in the early year of 1906. </li></ul>
  2. 3. <ul><li>Born April17,1861in Leesburg ,Virginia and died at age of 79 years old on September 23,1940 in Long Branch New Jersey </li></ul>
  3. 4. <ul><li>He was a poor little boy but had big dreams of being an inventor. He had a mom and a dad. He worked for many years to find an invention. </li></ul>
  4. 5. <ul><li>Yes people still use it today . Battle ships use it to detect enemies. Also it was improved for many years and many times. It helps ships which impacted society. </li></ul>
  5. 6. <ul><li>Sound travels better thru water better than thru air. </li></ul><ul><li>There are sounds you can’t hear. </li></ul><ul><li>Sonar is used by people who are blind. </li></ul><ul><li>And dolphin uses sonar too </li></ul>
  6. 7. This is a picture a sonar device being dropped into the ocean
  7. 8. <ul><li>&quot;Lewis Nixon (naval Architect).&quot; Wikipedia, the Free Encyclopedia . Web. 14 Dec. 2011. <http://en.wikipedia.org/wiki/Lewis_Nixon_(naval_architect)>. </li></ul><ul><li>The World Book Encyclopedia. So;sz ed. Vol. 18. Chicago, IL: World Book, 2010. Print </li></ul>

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