ocean trenches map

Ocean trenches exist in all the world's oceans.

Mariana Trench earthquake: Map showing the location of the Challenger Deep, the epicenter of an April, 2016 earthquake, and the relative movement directions of the Pacific and Philippine Plates.

… With depths exceeding 6,000 meters (nearly 20,000 feet),… Most (but not all) are directly related to subduction actions or plates moving apart, which take millions of years to occur. From the quiz author Click on above map to view higher resolution image.

They typically form in locations where one tectonic plate subducts under another. Mariana Trench, also called Marianas Trench, deep-sea trench in the floor of the western North Pacific Ocean, the deepest such trench known on Earth, located mostly east as well as south of the Mariana Islands.It is part of the western Pacific system of oceanic trenches coinciding with subduction zones—points where two adjacent tectonic plates collide, one being forced below the other. Ocean trenches form some of the deepest locations in Earth's oceans. Ocean trenches formed by this continental-oceanic boundary are asymmetrical. Mariana Trench, Pacific 35,827 ft Puerto Rico Trench, Atlantic 30,246 ft Java Trench, Indian 24,460 ft Arctic Basin, Arctic 18,456 ft Pacific (168,723,000 sq km) larger map; Atlantic (85,133,000 sq km) larger map; Indian (70,560,000 sq km) larger map; Southern (21,960,000 sq km) larger map; Arctic (15,558,000 sq km) larger map; Greatest Depths in the Ocean. On the inner slope (continental side), the trench walls are much more steep. Scientists haven't completely mapped the Arctic Ocean floor, but they know that, beneath the Fram Strait between Greenland and Svalbard, it descends to a … What are ocean trenches? The types of rocks found in these ocean trenches are also asymmetrical. Southern Ocean, the southern portions of the Pacific, Atlantic, and Indian oceans and their tributary seas surrounding Antarctica. The deepest known Unlike ocean trenches, the Fram Basin isn't V-shaped, but vast and flat, much like the floor of a desert on dry land. Physical Map of the Pacific Ocean, submarine landforms of the Pacific Ocean. Oceanic trenches are long, but thin and deep cuttings down at the bottom of the ocean's floor, which are located at the subduction of two adjoining tectonic plates. Ocean trenches are steep depressions in the deepest parts of the ocean [where old ocean crust from one tectonic plate is pushed beneath another plate, raising mountains, causing earthquakes, and forming volcanoes on the seafloor and on land. Ocean trenches exist in all the world's oceans. Map of the top ten oceanic trenches, showing their location within the world's oceans.

The Mariana Trench or Marianas Trench is located in the western Pacific Ocean about 200 kilometres (124 mi) east of the Mariana Islands; it is the deepest oceanic trench on Earth. Unbroken by any other continental landmass, the Southern Ocean’s narrowest constriction is the Drake Passage, 600 miles wide, between South America and the tip …
They include the Philippine Trench, Tonga Trench, the South Sandwich Trench, the Eurasian Basin and Malloy Deep, the Diamantina Trench, the Puerto Rican Trench, and the Mariana. The 5 Oceans by Size. Generally, oceanic trenches reach between 1.9 and 2.5 miles below the nearby ocean floor. It is crescent-shaped and measures about 2,550 km (1,580 mi) in length and 69 km (43 mi) in width. On a trench’s outer slope (the oceanic side), the slope is gentle as the plate gradually bends into the trench. Click on above map to view higher resolution image.

This is an online quiz called World Map of Oceanic Trenches There is a printable worksheet available for download here so you can take the quiz with pen and paper. Deep-sea trench, any long, narrow, steep-sided depression in the ocean bottom in which occur the maximum oceanic depths, approximately 7,300 to more than 11,000 metres (24,000 to 36,000 feet).


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