The Greatest Ocean Depth: The Mariana Trench

Video activity – National Geographic  - 2.16 min.

The Mariana Trench is the deepest part of the world's oceans. It is located in the western Pacific Ocean and it is about 2,550 kilometres long and has an average width of  69 kilometres.   If Mount Everest, the highest mountain on Earth, were placed at the bottom we would still have to travel a mile to reach the surface.

In 2012 National Geographic explorer-in-residence and filmmaker James Cameron reached the deepest point of the Mariana Trench.

Go over the following choices and make predictions. Then watch the video clip and compare your answers to the report / interview.

1.James Cameron broke a world record for: a)deepest dive b)solo dive.
2. The name of the area he explored is called: a)The Challenger Deep b)The Submersible
3.The are he explored is comparable to something like a)50  b)60 times the size of the Grand Canyon.
4.Because of the water pressure the submarine sphere a)trembles b)becomes smaller.
5. Cameron spent in the lowest point of the Mariana Trench  a) about 3 hours  b)more than 3 hours
6. He went down filming and documenting what he saw about a)70 miles b) 7 miles.
7.Did he take samples?  a)Yes  b)No.
8.Underwater he felt a)lonely  b)scaried
9.Cameron compares the deep part of the ocean to  a)a desert b)space.
10.He carried a)one camera b)several cameras.
11.The bottom is a)dark  b)white
12.Animals that live there a)have many colors  b)have no pigment
13.They a)have  b)don’t have eyes.
14.Cameron is the first human to reach the deepest point of the Mariana Trench in more than a)50 years  b)15 years

Answers here!

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