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Why is the ocean water cold?
Cold, salty water is dense and sinks to the bottom of the ocean while warm water is less dense and remains on the surface. Water gets colder with depth because cold, salty ocean water sinks to the bottom of the ocean basins below the less dense warmer water near the surface.
Does the ocean get warm?
Waves, tides, and currents constantly mix the ocean, moving heat from warmer to cooler latitudes and to deeper levels. Thus, heat energy in the ocean can warm the planet for decades after it was absorbed. If the ocean absorbs more heat than it releases, its heat content increases.
Can sea water freeze?
Ocean water freezes just like freshwater, but at lower temperatures. Fresh water freezes at 32 degrees Fahrenheit but seawater freezes at about 28.4 degrees Fahrenheit , because of the salt in it. It can be melted down to use as drinking water.
Which ocean water is coldest?
A “supercoolometer”, a device that sounds like it should be used to measure hipsters, has found the coldest seawater on Earth, under Antarctic sea ice.
How are the oceans warming?
As greenhouse gases trap more energy from the sun, the oceans are absorbing more heat, resulting in an increase in sea surface temperatures and rising sea level. Changes in ocean temperatures and currents brought about by climate change will lead to alterations in climate patterns around the world.
Can the ocean be drained?
Not much. It would actually take hundreds of thousands of years for the ocean to drain. Even though the opening is wider than a basketball court, and the water is forced through at incredible speeds, the oceans are huge. When you started, the water level would drop by less than a centimeter per day.
Is sea ice salty?
When sea ice forms, most of the salt is pushed into the ocean water below the ice, although some salt may become trapped in small pockets between ice crystals. Water below sea ice has a higher concentration of salt and is more dense than surrounding ocean water, and so it sinks.
Which is the cleanest ocean?
The Weddell Sea has been claimed by scientists to have the clearest waters of any ocean in the world.
Which ocean is hottest?
The waters of the Pacific Ocean comprise the world’s largest heat reservoir, by far, and it is the warmest ocean, overall, of the world’s five oceans.
Why is there no snow in New York?
New York City, Long Island, and the Hudson Valley see the least amount of snowfall because they see warmer temperatures from the warmer ocean temperatures and the nor-easters there are mixed with rain, between 10–25 inches.