How does ocean currents affect climate Class 9?

How does ocean currents affect climate Class 9?

As the distance from the sea increases, its influence decreases and the people experience extreme weather conditions. Ocean currents: Cold ocean currents flowing over a region will decrease the temperature of that area whereas warm currents will increase the temperature.

How does ocean currents affect climate class 7?

The ocean currents greatly influence the temperature of an area. In areas where warm and cold currents meet, the temperature falls, giving rise to foggy conditions. Whoever, mixing of warm and cold currents supports a rich marine life.

How do ocean currents influence climate in the coastal areas?

Warm and cold ocean currents can affect the climate of coastal regions, but only when local winds blow in from the sea. Warm currents heat the air over the ocean and bring higher temperatures over land. Cold currents can lower air temperatures and can bring colder temperatures over land.

What are effects of ocean currents?

Ocean currents act as conveyer belts of warm and cold water, sending heat toward the polar regions and helping tropical areas cool off, thus influencing both weather and climate.

What are four factors that influence ocean currents?

Winds, water density, and tides all drive ocean currents. Coastal and sea floor features influence their location, direction, and speed. Earth’s rotation results in the Coriolis effect which also influences ocean currents.

What are the factors that influence ocean currents Class 7?

Following are the four important factors that give rise to ocean currents or modify their course:

• Rotation of the Earth.
• The shapes of the coastlines.
• Effects of planetary winds on the ocean surface.
• Difference in the density of ocean water due to variations in temperature and salinity.

How are ocean currents useful?

By moving heat from the equator toward the poles, ocean currents play an important role in controlling the climate. Ocean currents are also critically important to sea life. They carry nutrients and food to organisms that live permanently attached in one place, and carry reproductive cells and ocean life to new places.

How do ocean currents affect weather and climate?

Ocean currents act as conveyer belts of warm and cold water, sending heat toward the polar regions and helping tropical areas cool off, thus influencing both weather and climate. The ocean doesn’t just store solar radiation; it also helps to distribute heat around the globe.

What are three effects of ocean currents?

The effects of ocean currents are: Affect Temperatures: Currents influence the climatic conditions of the regions in which they flow. The warm Equatorial currents raise the temperature of the region in which they flow. Similarly, the cold currents lower the temperature of the places where they flow.

What are the two main factors that influence ocean currents?

Oceanic currents are driven by three main factors:

• The rise and fall of the tides. Tides create a current in the oceans, which are strongest near the shore, and in bays and estuaries along the coast.
• Wind. Winds drive currents that are at or near the ocean’s surface.
• Thermohaline circulation.

What are the main factors that affect ocean currents?

Ocean currents can be caused by wind, density differences in water masses caused by temperature and salinity variations, gravity, and events such as earthquakes or storms.

What do ocean currents have to do with climate?

Ocean currents act much like a conveyor belt, transporting warm water and precipitation from the equator toward the poles and cold water from the poles back to the tropics. Thus, ocean currents regulate global climate , helping to counteract the uneven distribution of solar radiation reaching Earth’s surface.

How do ocean currents influence the climate of a place?

While the earth’s climates are controlled by a number of factors, ocean currents and water movements play a big role. Some currents take warm water away from the equator, influencing coastal climates near the poles. Others take colder water from the poles or the deep ocean and move it towards the equator, creating cooler coastal climates.

How do ocean currents affect weather actually?

The ocean currents affect the weather pattern to a great extent . The large currents of the oceans act more like a belt that transports cold and heat across the globe. And this is probably one of the most significant factors that affect weather pattern.

How can changing ocean currents lead to climate cooling?

The changing ocean currents lead to climate cooling by bringing cooler breezes to places with higher climates. The cool breezes push the warm air out and leads to the drop of temperature.