How deep is the ocean? | Extremes, Comparisons, & Facts ...
网页Earth’s surface is dominated by the Atlantic, Pacific, Indian, Arctic, and Southern oceans, which together cover some 71 percent of the planet and whose average collective depth is 12,100 feet (3,688 meters).
How deep is the ocean? - NOAA's National Ocean Service
网页The average depth of the ocean is about 3,682 meters (12,080 feet). The lowest ocean depth on Earth is called the Challenger Deep and is located beneath the western Pacific Ocean in the southern end of the Mariana Trench.
How Deep Is the Ocean? - HowStuffWorks
网页2024年2月27日 · Using such tools as sonar, radar and satellite technology, scientists have calculated that the global ocean has an average (mean) depth of approximately 12,785 feet (3,897 meters). That works out to around 2.4 miles, or 3.8 kilometers.
Deep sea - Wikipedia
网页The deep sea is broadly defined as the ocean depth where light begins to fade, at an approximate depth of 200 m (660 ft) or the point of transition from continental shelves to continental slopes. [1][2] Conditions within the deep sea are a combination of low temperatures, darkness, and high pressure. [3] The deep sea is considered the least ...
How deep is the ocean? : Ocean Exploration Facts: NOAA Office ...
网页Overall, the ocean is pretty deep; however, its bottom is not flat or uniform, which means water depths in the ocean also vary. The deepest place in the ocean measures 10,935 meters (35,876 feet) and is found in the Pacific Ocean’s Mariana Trench, at a place called Challenger Deep.
How Deep is the Ocean? All Questions Answered - Ocean Info
网页The average ocean depth is 12,080 feet (3680 meters), while the deepest point in the ocean measures 36,089 feet (11,000 meters) and is found in the Mariana Trench in the Pacific Ocean. But if we are being precise – the oceans depth varies, depending on the different layers it is made up of.
The average and maximum depths of the oceans - Our Planet
网页2015年10月30日 · The deepest point of the Earth's oceans lies at 36,069.55 feet ± 131.234 feet (10,994 meters ± 40 meters). It is the maximum-known depth of the Mariana Trench (the Challenger Deep). Understanding these depths is crucial for mapping the ocean floor, monitoring climate change, and developing sustainable fishing practices.
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