Ocean - Wikipedia
WEBThe ocean is the body of salt water that covers approximately 70.8% of Earth. [ 8 ] In English, the term ocean also refers to any of the large bodies of water into which the world ocean is conventionally divided. [ 9 ]
Ocean Worlds - NASA
WEBEarth isn’t the only ocean world in our solar system. Water on other worlds exists in diverse forms on moons, dwarf planets, and even comets. Ice, water vapor in the atmosphere, and oceans on other worlds offer clues in the quest to discover life beyond our home planet.
Seawater - Wikipedia
WEBSeawater, or sea water, is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5% (35 g/L, 35 ppt, 600 mM). This means that every kilogram (roughly one liter by volume) of seawater has approximately 35 grams (1.2 oz) of dissolved salts (predominantly sodium ( Na +
How much water is in the ocean? - NOAA's National Ocean Service
WEBJun 16, 2024 · The ocean covers more than 70 percent of the surface of our planet. It's hard to imagine, but about 97 percent of the Earth's water can be found in our ocean. Of the tiny percentage that's not in the ocean, about two percent is frozen up in glaciers and ice caps.
Oceans—facts and information - National Geographic
WEBMar 21, 2019 · The ocean is a continuous body of salt water that covers more than 70 percent of the Earth's surface. Ocean currents govern the world's weather and churn a kaleidoscope of life. Humans depend on...
All About the Ocean - National Geographic Society
WEBMar 5, 2024 · The ocean covers 70 percent of Earth 's surface. It contains about 1.35 billion cubic kilometers (324 million cubic miles) of water, which is about 97 percent of all the water on Earth. The ocean makes all life on Earth possible, and makes the planet appear blue when viewed from space.
Ocean - National Geographic Society
WEBAug 15, 2024 · The ocean is a huge body of saltwater that covers about 71 percent of Earth’s surface. The planet has one global ocean, though oceanographers and the countries of the world have traditionally divided it into five distinct regions: the Pacific, Atlantic, Indian, and Arctic oceans.
Oceans and Seas and the Water Cycle | U.S. Geological Survey - USGS.gov
WEBSep 8, 2019 · The oceans contain the majority of all water on Earth - almost 97% of global water is stored in oceans. The ocean is a huge storehouse of water. When we talk about the water cycle, we must consider both where water is stored in pools, and the fluctuation of water between those storehouses.
Seawater | Composition, Properties, Distribution, & Facts
WEBSep 13, 2024 · Seawater, water that makes up the oceans and seas, covering more than 70 percent of Earth’s surface. Seawater is a complex mixture of 96.5 percent water, 2.5 percent salts, and smaller amounts of other substances, including dissolved inorganic and organic materials, particulates, and a few atmospheric gases.
Ocean | Definition, Distribution, Map, Formation, & Facts
WEBAn ocean is a continuous body of salt water that is contained in an enormous basin on Earth’s surface. The major oceans and their marginal seas cover nearly 71 percent of Earth’s surface, with an average depth of 3,688 metres (12,100 feet).
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