Trenches by Asa

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Trenches by Asa

  1. 1. Trenches By: Asa Kramer-Dickie Kramer-dickiea.pptx
  2. 2. What is a trench? <ul><li>A trench is a deep </li></ul><ul><li>Sea crevice or pit </li></ul><ul><li>Trenches occur at </li></ul><ul><li>subduction zones </li></ul>http://geology.com/press-release/deepest-part-of-the-ocean/ http://blue.utb.edu/paullgj/physci1417/Lectures/Conv_Cont_Ocean.JPG
  3. 3. The Mariana Trench <ul><li>This is the deepest part </li></ul><ul><li>of the ocean ever recorded </li></ul><ul><li>The deepest part in this </li></ul><ul><li>trench is called challenger deep </li></ul>http://geology.com/press-release/deepest-part-of-the-ocean/ http://blogs.smithsonianmag.com/science/files/2009/01/chimneys_hirez.jpg
  4. 4. Nereus <ul><li>This is an oceanic robot </li></ul><ul><li>that was sent down to </li></ul><ul><li>challenger deep </li></ul><ul><li>Nereus dove 10,902 </li></ul><ul><li>meters on may 31, 2009 </li></ul>http://geology.com/press-release/deepest-part-of-the-ocean/
  5. 5. Trench Flipping <ul><li>When two plates </li></ul><ul><li>subduct and one </li></ul><ul><li>can’t fit the </li></ul><ul><li>previously overriding </li></ul><ul><li>plate will dive under </li></ul><ul><li>the lower plate </li></ul>http://platetectonics.com/book/page_12.asp
  6. 6. How It Affects My Life <ul><li>Lots of metal has been </li></ul><ul><li>deposited in trenches </li></ul><ul><li>Scientists have also </li></ul><ul><li>found oil at the </li></ul><ul><li>bottom of trenches </li></ul>Holden, john. Earth in motion. New York, NY: William morrow and company, 1978 http://www.wired.com/images_blogs/photos/uncategorized/2007/05/01/oil.jpg , 1978
  7. 7. THANK YOU FOR WATCHING! Kramer-dickiea.pptx THANK YOU FOR WATCHING! THANK YOU FOR WATCHING!

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