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Mariana Trench

Published on Mar 23, 2016

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1.

Mariana Trench

Alana Faist 
Photo by USFWS Pacific
2.

what is it?

  • deepest part in the worlds oceans.
  • 180 million years old
  • deepest point in the worlds oceans.
  • deepest part in trench is the deepest point on earth.
  • 180 million years old.
Photo by PeterThoeny
3.

Location

  • Honolulu HI.
  • In the Western Pacific ocean.
  • (11''21' N. Latitude & 142''12' E. Longitude)
Photo by Edmund Garman
4.

How was it formed?

  • Formed by the geologic process of subduction.
  • ocean crust slides beneath continental
Photo by Tamíris Spinelli
5.

Catastrophism or Uniformtarism?

  • it's uniformtarism
  • plate movement
Photo by i k o
6.

Constructive or Destructive?

  • both
  • destroying rock
  • deep sea trenches are created at the subduction zone
  • creating new crust.
Photo by ***Bud***

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