what happens as you descend from the ocean surface to the deeper layers of the ocean?

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What Happens As You Descend From The Ocean Surface To The Deeper Layers Of The Ocean??

What happens as you descend from the ocean surface to the deeper layers of the ocean? The temperature decreases. The upper layer is heated by the sun, but in all oceans the temperature drops to just above freezing below 1,000 meters.

How does temperature change with depth in the ocean?

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. … The actual amount of heat generated per square meter of Earth is quite small, especially compared to the amount of heat necessary to warm the ocean.

How is pressure affected as depth increases?

As you go deeper into a body of water, there is more water above, and therefore a greater weight pushing down. This is the reason water pressure increases with depth.

Why can’t we get to the bottom of the ocean?

The main reason is deep sea is finite whereas Outer space is infinite. Getting humans down to the deepest areas is exceedingly difficult due to extreme pressures. All that pressure makes deep sea exploration logistically very difficult and extremely dangerous.

How deep can you see in the ocean from the surface?

Light may be detected as far as 1,000 meters down in the ocean, but there is rarely any significant light beyond 200 meters. The ocean is divided into three zones based on depth and light level. Although some sea creatures depend on light to live, others can do without it.

What factors affect ocean temperature?

The temperature of ocean water is controlled by many factors. The factors affecting the temperature of ocean water are as follows:

Latitude.
Inequality in the distribution of water and land.
Duration of day.
Clear atmosphere.
Distance of the earth from the sun.
Number of sunspots.
Oceanic Currents.

What affects ocean temperature?

Ocean temperature depends on the amount of solar energy absorbed. … The variation in solar energy absorbed means that the ocean surface can vary in temperature from a warm 30°C in the tropics to a very cold -2°C near the poles.

What happens if you go to deep in the ocean?

Pressure increases with ocean depth.

At sea level, the air that surrounds us presses down on our bodies at 14.7 pounds per square inch . … The deeper you go under the sea, the greater the pressure of the water pushing down on you. For every 33 feet (10.06 meters) you go down, the pressure increases by one atmosphere .

Why is there more pressure deeper in the ocean?

Everything in the deep ocean is under a great deal of pressure. At any depth in the ocean, the weight of the water above pushes on any object below it. With every foot an object descends into the ocean, more water is pushing down and against it, and more pressure is exerted upon that object.

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What happens to water under pressure?

When we apply pressure to a liquid, we force the molecules to get closer together. … This spreading-out action leads ice to be less dense than liquid water, causing ice to float. This spreading-out action of the water molecules during freezing also means that applying pressure to water lowers the freezing point.

Can you go to bottom of ocean?

The deepest point ever reached by man is 35,858 feet below the surface of the ocean, which happens to be as deep as water gets on earth. To go deeper, you’ll have to travel to the bottom of the Challenger Deep, a section of the Mariana Trench under the Pacific Ocean 200 miles southwest of Guam.

Is Mariana Trench the deepest?

The Mariana Trench, in the Pacific Ocean, is the deepest location on Earth. According to the Exclusive Economic Zone (EEZ), the United States has jurisdiction over the trench and its resources. Scientists use a variety of technologies to overcome the challenges of deep-sea exploration and explore the Trench.

Is the ocean ever still?

More than 80% of the ocean remains unexplored. And because it’s difficult to protect what we don’t know, only about 7% of the world’s oceans are designated as marine protected areas (MPAs).

What is crush depth for a human?

Human bone crushes at about 11159 kg per square inch. This means we’d have to dive to about 35.5 km depth before bone crushes. This is three times as deep as the deepest point in our ocean.

At what depth will water crush you?

Human beings can withstand 3 to 4 atmospheres of pressure, or 43.5 to 58 psi. Water weighs 64 pounds per cubic foot, or one atmosphere per 33 feet of depth, and presses in from all sides. The ocean’s pressure can indeed crush you.

what happens as you descend from the ocean surface to the deeper layers of the ocean?

What’s the deepest humans have gone in the ocean?

Vescovo’s trip to the Challenger Deep, at the southern end of the Pacific Ocean’s Mariana Trench, back in May, was said to be the deepest manned sea dive ever recorded, at 10,927 meters (35,853 feet).

What causes the oceans surface water to be warmer?

The main source of ocean heat is sunlight. … The heat energy eventually re-enters the rest of the Earth system by melting ice shelves, evaporating water, or directly reheating the atmosphere. Thus, heat energy in the ocean can warm the planet for decades after it was absorbed.

How does ocean warming affect sea life?

The ocean absorbs most of the excess heat from greenhouse gas emissions, leading to rising ocean temperatures. Increasing ocean temperatures affect marine species and ecosystems. Rising temperatures cause coral bleaching and the loss of breeding grounds for marine fishes and mammals.

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What happens when the ocean temperature increases?

Increases in sea surface temperature have led to an increase in the amount of atmospheric water vapor over the oceans. This water vapor feeds weather systems that produce precipitation, increasing the risk of heavy rain and snow (see the Heavy Precipitation and Tropical Cyclone Activity indicators).

Does the ocean change temperature?

Ocean temperatures change on a seasonal basis, but there are other factors at play which complicate when, and how, and by how much it changes. … “The seasonal temperature change is all to do with the energy input into the system.

Why is the ocean blue?

The ocean is blue because water absorbs colors in the red part of the light spectrum. Like a filter, this leaves behind colors in the blue part of the light spectrum for us to see. The ocean may also take on green, red, or other hues as light bounces off of floating sediments and particles in the water.

What are the two factors that affect the density of ocean water?

The density of seawater depends on temperature and salinity. Higher temperatures decrease the density of seawater, while higher salinity increases the density of seawater.

What happens to a human body at crush depth?

Since your body’s internal pressure is so much less than the ambient pressure, your lungs would not have the strength to push back against the water pressure. At a deep enough level, the lungs would collapse completely, killing you instantly.

What happens to a body in the ocean?

Putrefaction and scavenging creatures will dismember the corpse in a week or two and the bones will sink to the seabed. There they may be slowly buried by marine silt or broken down further over months or years, depending on the acidity of the water.

What’s under the ocean floor?

Features of the ocean include the continental shelf, slope, and rise. The ocean floor is called the abyssal plain. Below the ocean floor, there are a few small deeper areas called ocean trenches. Features rising up from the ocean floor include seamounts, volcanic islands and the mid-oceanic ridges and rises.

What happens to the water pressure as you go deeper into an ocean quizlet?

Pressure increases as you go deeper in the water. The pressure of all the water above us causes our ears to pop. What happens to the salinity of the ocean as you go deeper in the ocean? Salinity remains the same.

How does pressure change with depth and why quizlet?

The higher you go, the more the atmospheric pressure decreases. … Water pressure also increases as depth increases; The pressure increases because more water above the diver is being pulled by Earth’s gravitational force.

How do deep sea creatures survive the pressure?

Under pressure

Fish living closer to the surface of the ocean may have a swim bladder – that’s a large organ with air in it, which helps them float up or sink down in the water. Deep sea fish don’t have these air sacs in their bodies, which means they don’t get crushed.

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Can you crush water?

The answer is yes, You can compress water, or almost any material. However, it requires a great deal of pressure to accomplish a little compression. For that reason, liquids and solids are sometimes referred to as being incompressible. … You probably have experienced compressing something as hard as steel.

What happens if you squeeze water?

Pressure and temperature can affect compressibility

But, squeeze hard enough and water will compress—shrink in size and become more dense … but not by very much. Envision the water a mile deep in the ocean.

Can water be destroyed?

Originally Answered: Can water be destroyed? Law of conservation of matter- matter can neither be created nor destroyed. This applies to water also. You can change water into another state like solid or gas or even plasma.

Who has been to the Mariana Trench?

On 23 January 1960, two explorers, US navy lieutenant Don Walsh and Swiss engineer Jacques Piccard, became the first people to dive 11km (seven miles) to the bottom of the Mariana Trench. As a new wave of adventurers gear up to repeat the epic journey, Don Walsh tells the BBC about their remarkable deep-sea feat.

Has anyone been to the Mariana Trench?

While thousands of climbers have successfully scaled Mount Everest, the highest point on Earth, only two people have descended to the planet’s deepest point, the Challenger Deep in the Pacific Ocean’s Mariana Trench.

How much of the ocean is discovered?

According to the National Ocean Service, it’s a shockingly small percentage. Just 5 percent of Earth’s oceans have been explored and charted – especially the ocean below the surface. The rest remains mostly undiscovered and unseen by humans.

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