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How do conditions in the ocean change with depth?

4 min read

Asked by: Arizona Ritter

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 . Many animals that live in the sea have no trouble at all with high pressure.

How do conditions in the ocean change as depth increases?

Two properties of ocean water affected by depth include temperature and pressure. Temperature decreases with depth while pressure increases.

How does water change with depth?

Water pressure increases with depth because the water up above weighs down on the water below. Pressure can be measured in a variety of ways. Water pressure can be easily calculated with a simple equation involving depth, density and gravity.

What ocean properties change with depth?

Deeper in the ocean, salinity and temperature change less with depth, and pressure becomes the important controlling factor. In regions of surface dilution, salinity increases with depth near the surface, while in areas of high evaporation salinity decreases with depth.

How does the ocean change with increasing depth quizlet?

How does the ocean change with increasing depth? It gets darker and colder, pressure increases and it contains fewer organisms.

What happens to temperature as depth increases?

The geothermal gradient is the amount that the Earth’s temperature increases with depth. It indicates heat flowing from the Earth’s warm interior to its surface. On average, the temperature increases by about 25°C for every kilometer of depth.

Can the ocean 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.

How does the depth of water affect the speed of a wave?

The depth of water affects the speed of these waves directly without having anything to do with the density of the water. The deeper the water, the faster the waves travel, and so waves will refract (change direction) when they enter deeper or shallower water at an angle.

How does pressure changes with depth?

Pressure increases as the depth increases. The pressure in a liquid is due to the weight of the column of water above. Since the particles in a liquid are tightly packed, this pressure acts in all directions.

Does pressure increase with depth?

At the Earth’s surface, the air pressure exerted on you is a result of the weight of air above you. This pressure is reduced as you climb up in altitude and the weight of air above you decreases. Under water, the pressure exerted on you increases with increasing depth.

How do temperature and pressure change as you descend in the ocean quizlet?

How does the temperature of the ocean change with depth? As you descend through the water column, the water temperature decreases. How does water pressure change with increasing depth? Pressure increases continuously with depth in the ocean.

How does a wave change when it enters shallow water near shore?

But as waves enter shallow water, interaction with the bottom alters the waves. Wave speed decreases, wavelength shortens and wave height increases. Eventually shallow-water waves become so high and unstable that they break and create surf.

What causes the surface water to sink and from deep water in polar areas quizlet?

Why? Thermohaline circulation is the movement of deep currents, which form at the surface of the ocean in high latitudes (near the poles) where they become cold and dense, so they sink.

How does the ocean’s salinity vary with depth?

Salinity, generally, increases with depth and there is a distinct zone called the halocline (compare this with thermocline), where salinity increases sharply. Other factors being constant, increasing salinity of seawater causes its density to increase.

What causes the surface water to sink and from deep water in polar areas?

In the Earth’s polar regions ocean water gets very cold, forming sea ice. As a consequence the surrounding seawater gets saltier, because when sea ice forms, the salt is left behind. As the seawater gets saltier, its density increases, and it starts to sink.