Which is the widest continental shelf?
the Siberian Shelf The largest shelf – the Siberian Shelf in the Arctic Ocean – stretches to 1,500 kilometers (930 mi) in width.
Where is the continental shelf location?
The term "continental shelf" is used by geologists generally to mean that part of the continental margin which is between the shoreline and the shelf break or, where there is no noticeable slope, between the shoreline and the point where the depth of the superjacent water is approximately between 100 and 200 metres.
Where is the shelf the narrowest where is it the widest?
The widest shelves are in the Arctic Ocean off the northern coasts of Siberia and North America. Some of the narrowest shelves are found off the tectonically active western coasts of North and South America.
Which state has the largest continental shelf?
Tamil Nadu in India has the broadest continental shelf. A continental shelf is the edge of a continent that lies under the ocean.
Where are the continental shelves wider the east coast or the west coast of North America?
The shelves on the eastern coast of North America are wider than those along the west coast because there has been relatively recent (Cenozoic) tectonic activity on the west coast, while the east coast has been passive for about 180 million years. The ocean trenches at some subduction zones are relatively shallow.
Which is the largest continental shelf in India?
India's Tamil Nadu has the largest continental shelf. The edge of a continent which lies under the ocean is a continental shelf.
What is width of continental shelf?
The average width of a continental shelf is 65 kilometers (40 miles). Most continental shelves are broad, gently sloping plains covered by relatively shallow water. Water depth over the continental shelves averages about 60 meters (200 feet).
How wide is the continental shelf at Cape Roca?
How wide is the continental shelf at Cape Roca Portugal? The continental shelf has an area of 28 000 square kilometres (11 000 sq mi) although its width is variable from 150 kilometres (93 mi) in the north to 25 kilometres (16 mi) in the south.
Why western coast has wider continental shelf?
The western coastal plains are submerged coastal plains and due to which have wider continental shelves which provides natural conditions for the development of ports and harbours and deposits of larger organic matters on shelves.
Why does the east coast have a larger continental shelf?
On the East Coast, the shelf is broader — there is more sand to walk on as the shelf drops gradually, like a really long ramp. Underneath the surface of the water, particles are spinning in the direction that the wind is moving in. The particles are largest at the surface of the water.
Why are the shelves on the eastern coast of North America so much wider than those along the West Coast?
The shelves on the eastern coast of North America are wider than those along the west coast because there has been relatively recent (Cenozoic) tectonic activity on the west coast, while the east coast has been passive for about 180 million years. The ocean trenches at some subduction zones are relatively shallow.
Which coast has wider continental shelf?
The continental shelf off the eastern coast of India is much wider than that of the western coast.
Why does the East Coast have a larger continental shelf?
On the East Coast, the shelf is broader — there is more sand to walk on as the shelf drops gradually, like a really long ramp. Underneath the surface of the water, particles are spinning in the direction that the wind is moving in. The particles are largest at the surface of the water.
How wide is the continental shelf at New Jersey?
Off New Jersey the shelf is about 150 km wide and extends to a depth of about 160 m.
How wide is Portugal?
Mainland Portugal occupies an area of 88,889 km2. It is 218 km wide and 561 km long. It has 832 km of Atlantic coast and a 1,215 km border with Spain.
Which is wider the continental shelf on the East Coast or the West Coast?
On the East Coast, the shelf is broader — there is more sand to walk on as the shelf drops gradually, like a really long ramp. Underneath the surface of the water, particles are spinning in the direction that the wind is moving in. The particles are largest at the surface of the water.
Which coast is wider?
Arabian sea and Aravali. Hint: The Eastern Coastal plains is wider than the Western Coastal Plains because of the delta formed by the rivers Mahanadi, Godavari, Krishna and Kaveri.
How wide is the continental shelf?
The average width of a continental shelf is 65 kilometers (40 miles). Most continental shelves are broad, gently sloping plains covered by relatively shallow water. Water depth over the continental shelves averages about 60 meters (200 feet).
How far off the coast is the continental shelf?
Structure. A continental shelf typically extends from the coast to depths of 100–200 metres (330–660 feet).
Which is wider the continental shelf on the East coast or the West coast?
On the East Coast, the shelf is broader — there is more sand to walk on as the shelf drops gradually, like a really long ramp. Underneath the surface of the water, particles are spinning in the direction that the wind is moving in. The particles are largest at the surface of the water.
Does Florida have a continental shelf?
The "outer continental shelf" is a jurisdictional term used to describe those submerged lands that lie seaward of state water boundaries; three marine leagues or 10.36 statutory miles off Florida's west coast and 3 nautical miles off the east coast.
How wide is Spain?
Spain – Location, size, and extent The Spanish mainland extends 1,085 km (674 mi) E – W and 950 km (590 mi) N – S .
How big is Texas vs Portugal?
Portugal is about 7 times smaller than Texas. Texas is approximately 678,052 sq km, while Portugal is approximately 92,090 sq km, making Portugal 13.58% the size of Texas. Meanwhile, the population of Texas is ~25.1 million people (14.8 million fewer people live in Portugal).
Which is wider the continental shelf on the East Coast or the West coast?
On the East Coast, the shelf is broader — there is more sand to walk on as the shelf drops gradually, like a really long ramp. Underneath the surface of the water, particles are spinning in the direction that the wind is moving in. The particles are largest at the surface of the water.
Which coast of North America has the widest continental shelf?
The shelf along the mountainous western coast of the United States, for example, is narrow, measuring only about 32 km (20 miles) wide, whereas that fringing the eastern coast extends more than 120 km (75 miles) in width.
How deep is the continental shelf off of North Carolina?
About 35 miles off the coast of North Carolina, the continental shelf dramatically slopes off from a depth of approximately 200 meters (656 feet) to more than 2,000 meters (6,561 feet) toward the continental rise and eventually the deep and flat abyssal plain.
What is the narrowest continental shelf?
The southern and northern ends are relatively wide, with width of 65–215 km; the middle is narrow, with the narrowest point of only 27 km. The slope edge of the continental shelf generally has water depth between 200 and 250 m.
How wide is the continental shelf off of New Jersey?
about 150 km wide Off New Jersey the shelf is about 150 km wide and extends to a depth of about 160 m. Off Cape Hatteras the shelf is 23 km wide and extends only to a depth of 40 m (Uchupi, 1968).
What flag is red yellow red?
flag of Spain horizontally striped red-yellow-red national flag with an off-centre coat of arms. Within Spain private citizens may display the flag without the coat of arms.
What continent is Portugal?
EuropeAfrica Portugal/Continent Portugal is a European country resting in the southern region of the continent. The majority of its land lies on the Iberian Peninsula, and its position makes it the westernmost point among sovereign states in the continental European mainland.