Mariana Trench

It lies in the western Pacific east of the Mariana Islands. This topic is part of Oceanography within Science & Nature. This page currently draws on 12 supporting questions, with answers and bonus facts available below.

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Mariana Trench trivia questions

The Mariana Trench is located in which ocean?

Answer: Pacific Ocean

Bonus fact: It lies in the western Pacific east of the Mariana Islands.

What is the deepest known point in the Mariana Trench called?

Answer: Challenger Deep

Bonus fact: Challenger Deep reaches nearly 11 kilometers below sea level.

The trench formed where one tectonic plate is forced beneath another in what process?

Answer: Subduction

Bonus fact: The Pacific Plate descends beneath the Mariana Plate.

Why is the deepest point of the Mariana Trench called Challenger Deep?

Answer: It was named for HMS Challenger, whose crew first sounded the trench depths in 1875

Bonus fact: NOAA gives Challenger Deep a depth of roughly 10,935 metres.

What type of vehicle was Trieste when it descended into the Mariana Trench?

Answer: A bathyscaphe

Bonus fact: A bathyscaphe is a deep-diving submersible designed to withstand enormous underwater pressure.

What deep trench in the western Pacific contains the deepest known point in Earth's oceans?

Answer: Mariana Trench

Bonus fact: Challenger Deep in the Mariana Trench is the deepest known ocean point.

What is the deepest known ocean trench?

Answer: Mariana Trench

Bonus fact: Challenger Deep lies in the Mariana Trench.

In which trench is Challenger Deep located?

Answer: Mariana Trench

Bonus fact: Challenger Deep lies in the southern end of the Mariana Trench in the western Pacific.

What is the deepest known part of the world ocean called?

Answer: Challenger Deep

Bonus fact: Challenger Deep lies in the southern end of the Mariana Trench in the western Pacific.

The 1960 dive to Challenger Deep reached what distinction?

Answer: The deepest known point in the ocean

Bonus fact: The descent demonstrated that humans could survive a journey to the bottom of the Mariana Trench inside a specially designed submersible.

Who piloted the Deepsea Challenger to the deepest part of the ocean in 2012?

Answer: James Cameron

Bonus fact: Cameron made the solo descent to Challenger Deep in the Mariana Trench.

The 2012 Deepsea Challenger dive descended into which ocean trench?

Answer: Mariana Trench

Bonus fact: Challenger Deep lies nearly 11 kilometers below sea level.

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