waterfall definition geography

Get a Britannica Premium subscription and gain access to exclusive content. It erodes soft rock more quickly than hard rock and this may lead to the creation of a waterfall. Only two people are known to have survived a plunge from Niagara Falls without any protection. In general, the occurrence of waterfalls increases in mountainous terrain as slopes get steeper. We go on to look at how waterfalls are formed. These include the Livingstone Falls on the Congo River and the Augrabies Falls on the Orange River. A waterfall is a part of a river or stream where the water flows over a steep drop, often landing in a plunge pool below. All rights reserved. In time, the long profile of a river (the graph of its gradient) takes the form of a smooth curve, steepest toward the source, gentlest toward … a crack in the Earth's crust where there has been movement. If a media asset is downloadable, a download button appears in the corner of the media viewer. Waterfalls represent major interruptions in river flow. waterfall definition: 1. water, especially from a river or stream, dropping from a higher to a lower point, sometimes…. Code of Ethics. Where is the largest waterfall? National Geographic News: "Lost" Giant Waterfall Discovered in California, National Geographic Kids: Puzzler—Waterfalls. For full treatment, see river: Waterfalls. In the glacially gouged Yosemite Valley in California, the Yosemite Upper Falls tumble 436 m (1,430 feet) from such a hanging valley. Definition: What is a V-valley? Waterfalls commonly form where water rushes down steep hillsides in upland areas. Angel Falls, Canaima National Park, Venezuela. A waterfall's type is simply the way the descends. Travel the world in this quiz and discover natural wonders around the globe. A waterfall may form across a, There is not a standard way to classify waterfalls. DaredevilsBecause waterfalls are so dramatic and dangerous, thrill-seekers like to perform stunts or events on or around them. Of that, only about 1.2 percent can be used as drinking water; the rest is locked up in glaciers, ice caps, and permafrost, or buried deep in the ground. See more. Information and translations of waterfall in the most comprehensive dictionary definitions resource on … Waterfall definition: A waterfall is a place where water flows over the edge of a steep , high cliff in hills... | Meaning, pronunciation, translations and examples What does waterfall mean? Also called a cascade. Synonyms … Well, after thinking about this question, it seems that there isn’t a good “catch-all” waterfall definition that’s out there in the literature. to identify or arrange by specific type or characteristic. person who studies the physical formations of the Earth. Any interactives on this page can only be played while you are visiting our website. Waterfalls themselves also contribute to erosion. Various hierarchical orders of water falls (e.g., catracts, rapids and cascades) depend on the relative resistance and disposition of the beds of different rocks. Over time, the soft rock is further cut into by the water ultimately making the watercourse steeper beyond the hard rock layer. Cataract definition, a descent of water over a steep surface; a waterfall, especially one of considerable size. Explore the process of erosion with this collection of resources. You will not leave this page by doing so. In physical erosion, the rock breaks down but its chemical composition remains the same, such as during a landslide or bioerosion, when plants take root and crack rocks. A series of cataracts has been created on the Nile where the river has worn its bed sufficiently to uncover the hard crystalline basement rock. Waterfalls are found in areas with bands of hard and soft rock (otherwise known as resistant and less resistant rocks). The Niagara River has two falls, one in the U.S. state of New York and one in the province of Ontario, Canada. Within a river’s time scale, a waterfall is a temporary feature that is eventually worn away. A waterfall may also be termed a falls or sometimes a cataract, the latter designation being most common when large volumes of water are involved. Learn more. art and science of determining an object's position, course, and distance traveled. A drop in sea level promotes increased downcutting and the retreat upstream of a knickpoint (sharp change of gradient indicating the change of a river’s base-level). usable energy generated by moving water converted to electricity. person who studies the distribution, circulation, and properties of water. 1145 17th Street NW An Old Revision Podcast from 2005 showing how a Waterfall forms A waterfall is a steep descent of a river or other body of water over a rocky ledge. Some scientists classify waterfalls based on the average. Text on this page is printable and can be used according to our Terms of Service. Click on the waterfall landforms thumbnail to see the pictures in full-size. The hard rock takes longer to erode than the soft rock (differential erosion) so the river erodes the land at different rates. Niagara and many other falls with large volumes of water are used to generate, The U.S. and Canadian governments manage the Niagara River so carefully that it is possible for either country to "turn off" the falls. the fall of rocks, soil, and other materials from a mountain, hill, or slope. Waterfalls interrupt this curve, and their presence is a measure of the progress of erosion. A waterfall is a feature of erosion found in the youth stage of a river. layer of rock visible above the surface of the Earth. Fall lines are often located where different elevation regions, such as coastal and piedmont, meet. Waterfalls are also called cascade s. The process of erosion, the wearing away of earth, plays an important part in the formation of waterfalls. As a stream flows, it carries sediment that can erode the soft bed rock (limestone and sandstone) underneath. A steep fall of water, as of a stream, from a height; cascade. 2. areas of fast-flowing water in a river or stream that is making a slight descent. A waterfall is a sudden drop along the river course. National Geographic Headquarters an opening in the Earth's crust, through which lava, ash, and gases erupt, and also the cone built by eruptions. The habitats that freshwater ecosystems provide consist of lakes, rivers, ponds, wetlands, streams, and springs. Waterfall. A waterfall has 3 main characteristics. Waterfalls are known for their beauty and awesome power. This steepening effect also accelerates ero… How are Waterfalls made? Erosion plays an important part in how waterfalls are made. will work together to erode the rock – causing the waterfall to start to move backwards and leave a steep-sided gorge. Place where running water; makes a sheer drop; Usually over a cliff; Examples of Famous Waterfall Landforms: Niagara Falls Dunn’s River Falls (Dunn’s Waterfall) in Jamaica You cannot download interactives. Even in the absence of entrained rock debris, which serve as an erosive tool of rivers, the energy available for erosion at the base of a waterfall is great. Definition of waterfall noun in Oxford Advanced Learner's Dictionary. A V-valley is formed by erosion from a river or stream over time. ...Chitrakote Waterfalls, also called the mini Niagara Fall of India, bears the proud distinction of being the broadest waterfall in India. relatively deep pool of water beneath a waterfall. From each river’s source, the water meanders through the landscape meeting up with other streams and shaping civilization as we know it. If no button appears, you cannot download or save the media. Also known as hydroelectricity. act in which earth is worn away, often by water, wind, or ice. Tectonic movement along a fault may bring hard and soft rocks together and encourage the establishment of a waterfall. llquid flowing quickly in a circular motion, pulling material downward into its center. The energy of rivers is directed toward the achievement of a relatively smooth, concave upward, longitudinal profile. © 1996 - 2021 National Geographic Society. waterfall definition: 1. water, especially from a river or stream, dropping from a higher to a lower point, sometimes…. We list the largest waterfalls in the world and look at waterfall animations where we can see the different features of waterfalls that created as they form. Under most circumstances, rivers tend to smooth out irregularities in their flow by processes of erosion and deposition. Erosion is the process where rocks are broken down by natural forces such as wind or water. Upper and Lower Yosemite Falls in Yosemite National Park, California. It is called a V-valley as the shape of the valley is the same as the letter “V”. processes of hydraulic action, abrasion. The waterfalls originated due to variations in the structural and lithological characteristics of terrestrial rocks are called normal waterfalls. …of the sixth and highest cataract. Find definitions for: wa•ter•fall. In other words, you have a river or stream flowing over hard rock (where erosion is slow) and also flowing over soft rock (where erosion is more rapid). They are found when a river runs over alternating layers of hard and soft rock. Waterfall. Waterfalls represent major interruptions in river flow. 1 a : a perpendicular or very steep descent of the water of a stream. Waterfalls are found in areas with bands of hard and soft rock (otherwise known as resistant and less resistant rocks). Education General ... Equity Co-Investment Definition. Arguably the largest waterfall is the Chutes de Khone (Khone Falls) on the Mekong River in Laos: the volume of water passing over it has been estimated at 11,600 cubic m (410,000 cubic feet) per second, although its height is only 70 m (230 feet). An example of this type of waterfall is the Three Chute Falls, Yosemite National Park, USA. People cross waterfalls on tightropes, in canoes, and even in barrels, which provide more protection. clouds at ground-level, but with greater visibility than fog. Privacy Notice |  Most waterfalls fit more than one category. The riverbed of Niagara Falls, which forms part of the boundary between the United States and Canada, has a blocky dolomite cap overlying a series of weaker shales and sandstones. One of the most common reasons for a waterfall’s existence is difference in rock type. See more. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Waterfall at Linville Gorge, Pisgah National Forest, western North Carolina. In some instances the depth of a plunge pool may nearly equal the height of the cliff causing the falls. Each waterfall is less than 60 meters (200 feet) tall, but together they are more than a kilometer (.62 miles) wide. A garden cascade properly employs a natural supply of water and a sloping site; Rivers cross many lithological boundaries, and, if a river passes from a resistant rock bed to a softer one, it is likely to erode the soft rock more quickly and steepen its gradient at the junction between the rock types. Erosion and geology are not the only factors that create waterfalls. See more. The Rights Holder for media is the person or group credited. Waterfalls in the Vale of Neath, Wales, United Kingdom. Waterfall, area where flowing river water drops abruptly and nearly vertically (see video). How to use cataract in a sentence. A waterfall has 3 main characteristics. A large or high waterfall. Other waterfalls are caused less by the character of rock formations and more by the structure or shape of the land. BSL Geography Glossary - V-shaped Valley - definition. Erosion is just one process that can form waterfalls. As the water goes down its rocky cliff, the water forms a fan shape. (noun) Ring in the new year with a Britannica Membership, This article was most recently revised and updated by, https://www.britannica.com/science/waterfall-geology, waterfall - Children's Encyclopedia (Ages 8-11), waterfall - Student Encyclopedia (Ages 11 and up). Chute Waterfall – these waterfalls push a massive amount of water through a vertical passage at seriously high pressure. force pressed on an object by air or atmosphere. Cataract definition is - a clouding of the lens of the eye or of its surrounding transparent membrane that obstructs the passage of light. A brief treatment of waterfalls follows. In glacial regions, massive masses of moving ice embedded with soil and rock particles grind down rocks in their path, carrying away l… Our editors will review what you’ve submitted and determine whether to revise the article. Lake Huron, Lake Ontario, Lake Michigan, Lake Erie, and Lake Superior make up the Great Lakes. energy generated by moving water converted to electricity. body of water, water - the part of the earth's surface covered with water (such as a river or lake or ocean); "they invaded our territorial waters"; "they were sitting by the water's edge". Its water plunges … Under most circumstances, rivers tend to smooth out irregularities in their flow by processes of erosion and deposition. Where might you find a barchan? It is also home to many diverse fish, plant, and crustacean species. Well, after thinking about this question, it seems that there isn’t a good “catch-all” waterfall definition that’s out there in the literature. Join our community of educators and receive the latest information on National Geographic's resources for you and your students. Omissions? Flowing northward at Barbar, the river takes an S-bend, in the middle of which, from Abū Ḥamad to Kūrtī and Al-Dabbah (Debba), it flows southwestward for about 170 miles; the fourth cataract…. Definition of a waterfall. Brush up on your geography and finally learn what countries are in Eastern Europe with our maps. A distribution waterfall is a method by which capital gains are allocated between the participants in an investment. Corrections? Erosion plays an important part in the formation of waterfalls. Encyclopedic entry. deepest part of a shallow body of water, often a passageway for ships. A waterfall is an area where water flows over a vertical drop or a series of steep drops in the course of a stream or river. Many waterfalls have been created by glaciation where valleys have been over-deepened by ice and tributary valleys have been left high up on steep valley sides. 2. 1. Plunge pools eventually cause the collapse of the cliff face and the retreat of the waterfall. The water of the river flows through the dense vegetation and cascades from a … It forms when there are horizontal bands of resistant rock (hard rock) positioned over exposed, less resistant rock (soft rock). If you have questions about licensing content on this page, please contact ngimagecollection@natgeo.com for more information and to obtain a license. Waterfall definition, a steep fall or flow of water in a watercourse from a height, as over a precipice; cascade. the sudden shaking of Earth's crust caused by the release of energy along fault lines or from volcanic activity. One of the characteristic features associated with waterfalls of any great magnitude, with respect to volume of flow as well as to height, is the presence of a plunge pool, a basin that is scoured out of the river channel beneath the falling water. The world’s tallest waterfall is Angel Falls, in Venezuela. A related cause of waterfalls is the presence of bars of hard rock in the riverbed. What does waterfall mean? A waterfall is a river or other body of water's steep fall over a rocky ledge into a plunge pool below. This is done at night, so as not to disturb the. Waterfall formation is based around the basic principle that there is a watercourse (realize that water is an erosive agent) traversing over different layers of rock each with different rates of erosion. The majestic beauty is located 38 Km west of Jagdalpur . Washington, DC 20036, National Geographic Society is a 501 (c)(3) organization. An Old Revision Podcast from 2005 showing how a Waterfall forms Often, waterfalls form as streams flow from soft rock to hard rock. Fan Waterfall – these are literally like big fans of water. having to do with the buying and selling of goods and services. The highest waterfall in the world is Angel Falls in Venezuela (807 m [2,650 feet]). At the Khone Phapheng Falls, the Mekong River flows through a succession of relatively shallow rapids. Waterfall definition: A waterfall is a place where water flows over the edge of a steep , high cliff in hills... | Meaning, pronunciation, translations and examples Waterfalls are also classified by height. A waterfall is a feature of erosion found in the youth stage of a river. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Sometimes, the land formation causes a waterfall. In time, the long profile of a river (the graph of its gradient) takes the form of a smooth curve, steepest toward the source, gentlest toward the mouth. Chemical erosion occurs when a rock’s chemical composition changes, such as when iron rusts or when limestone dissolves due to carbonation. We use cookies to enhance your experience on our website, including to provide targeted advertising and track usage. At Niagara, for example, the falls have retreated 11 km (7 miles) from the face of the escarpment where they began. One of the most popular, if least scientific, ways to classify waterfalls is by type. Victoria Falls is on the Zambezi River, between Zimbabwe and Zambia. Sustainability Policy |  solid material transported and deposited by water, ice, and wind. This water is the lifeline of ecosystems around the world. the industry (including food, hotels, and entertainment) of traveling for pleasure. Depending on the change of sea level, river flow, and geology (among other factors), falls or rapids may develop at the knickpoint. WATER. Meaning of waterfall. Retreat of waterfalls is a pronounced feature in some places. That liquid substance of which the sea, the rivers, and creeks are composed. set of physical phenomena associated with the presence and flow of electric charge. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Those two men sustained serious injuries. This situation can occur as a river cuts and exhumes a junction between different rock beds. area of tall, mostly evergreen trees and a high amount of rainfall. This happens both laterally (as a stream flows across the earth) and vertically (as the stream drops in a waterfall). a part of river where current is very fast because of relatively steep gradient of river bed at that place causing an increase in water flow and turbulence The cascade has often been used as a feature of formal gardens. Waterfalls also occur where meltwater drops over the edge of a tabular iceberg or ice shelf. Did You Know? It may be natural or it may be artificial. waterfall in Geography topic From Longman Dictionary of Contemporary English wa‧ter‧fall /ˈwɔːtəfɔːl $ ˈwɒːtərfɒːl, ˈwɑː-/ ●○○ noun [ countable] a place where water from a river or stream falls down over a cliff or rock Examples from the Corpus waterfall • Below the well, a … Waterfall definition, a steep fall or flow of water in a watercourse from a height, as over a precipice; cascade. A waterfall is a spot where water from a stream, river, or melting glacier or ice flows over a vertical drop. All Free. She or he will best know the preferred format. largest freshwater bodies in the world, located in the United States and Canada. Still gentler reaches of rivers that nonetheless exhibit turbulent flow and white water in response to a local increase in channel gradient are called rapids. measurement of the rate and direction of change in the position of an object. One of the widest waterfalls is Khone Phapheng Falls, Laos. The rapidity of erosion depends on the height of a given waterfall, its volume of flow, the type and structure of rocks involved, and other factors. A pool of water, or a stream or water course, is considered as part of the land, hence a poo Abrasion by ice, water, and wind processes loaded with sediments can have immense cutting power. imaginary line along which parallel rivers plunge, or fall. Angel Falls, the world’s tallest waterfall. A waterfall is a place in a river where water spills suddenly downward. Let us know if you have suggestions to improve this article (requires login). Uplifted plateau basalts, for example, may provide a resistant platform at the edge of which rivers produce waterfalls, as occurs on the Antrim basalts in Northern Ireland. Use these classroom resources to help students explore and learn about these places. There are several conditions that give rise to waterfalls. In both cases, the soft rock erodes, leaving a hard ledge over which the stream falls. Another popular way of classifying waterfalls is by width. Teach your students about the Earth’s rivers and streams with the resources in this collection. They are typical of the upper valley but can be found in the rivers lower courses where the process of rejuvenation creates enough potential energy for vertical erosion to … person who plans the building of things, such as structures (construction engineer) or substances (chemical engineer). The erosion. Pronunciation: (wô'tur-fôl", wot'ur-), — n. a steep fall or flow of water in a watercourse from a height, as over a precipice; cascade. There are two main types of erosion: chemical and physical. Only about three percent of Earth’s water is freshwater. There the river cuts through hills for a distance of eight miles. Terms of Service |  Many of these stunts, such as jet-skiing over Niagara Falls, do not go off as planned, and many daredevils have plunged to their deaths. V-shaped Valley; Related terms: The world’s greatest gorges, valleys, and ravines are largely a result of abrasion. falls. The width of the Khone Phapheng Falls is about 10,783 meters (35,376 feet). flow of water descending steeply over a cliff. For information on user permissions, please read our Terms of Service. Articles from Britannica Encyclopedias for elementary and high school students. cascade - a small waterfall or series of small waterfalls. The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. Click on the waterfall landforms thumbnail to see the pictures in full-size. ... waterfall: Meaning and Definition of. Waterfalls can usually be found in the upper and middle course of a river. Here you can learn all about waterfalls. Updates? Freshwater is a precious resource on the Earth's surface. If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. Some waterfalls can have a huge drop, and these are definitely not waterfalls to take a jump from! Waterfalls of small height and lesser steepness are called cascades; this term is often applied to a series of small falls along a river. meander in the Geography topic by Longman Dictionary of Contemporary English | LDOCE | What you need to know about Geography: words, phrases and expressions | Geography Learn more. A waterfall is a place where water flows over a vertical drop or a series of steep drops in the course of a stream or river. You will not leave this page by doing so. stream that feeds, or flows, into a larger stream. When you reach out to him or her, you will need the page title, URL, and the date you accessed the resource. Place where running water; makes a sheer drop; Usually over a cliff; Examples of Famous Waterfall Landforms: Niagara Falls Dunn’s River Falls (Dunn’s Waterfall) in Jamaica Earth Science, Geology, Geography, Physical Geography. and attrition. 1. waterfall - a steep descent of the water of a river. Today much of Niagara’s water is diverted for hydroelectric power generation, but it has been estimated that with normal flow the rate of retreat would be about 1 m (3 feet) per year. On a much larger scale, the morphology of the southern half of Africa, a high plateau surrounded by a steep scarp slope, creates waterfalls and rapids on most of the area’s major rivers. b : an artificial waterfall (as in a hotel lobby or a nightclub) 2 : something resembling a waterfall. The hard rock takes longer to erode than the soft rock (differential erosion) so the river erodes the land at different rates. Definition of waterfall in the Definitions.net dictionary. With the passage of time, by either or both of these means, the inescapable tendency of rivers is to eliminate any waterfall that may have formed. A waterfall is a place where water flows over a vertical drop in the course of a stream or river. Definition of waterfall. A waterfall can also be a series of drops along a river. The main process in mechanical weathering is abrasion, a physical process by which rocks and clasts are reduced in size. Cascade, waterfall, especially a series of small falls, consisting of water descending over rocks or boulders. In some cases the site of the waterfall migrates upstream by headward erosion of the cliff or scarp, while in others erosion may tend to act downward, to bevel the entire reach of the river containing the falls. A fall line is the imaginary line between two parallel rivers, at the point where rivers plunge, or fall, at roughly the same elevation. waterfall - WordReference English dictionary, questions, discussion and forums. Waterfall, area where flowing river water drops abruptly and nearly vertically (see video). A waterfall is an area of a river or stream where the water flows over a steep vertical drop, often landing in a plunge pool below. Waterfalls often form in the upper stages of a river where it flows over different bands of rock. Most of our drinking water comes from rivers and streams. Waterfalls make up some of the most beautiful tourist destinations in the world, such as Niagara Falls between Niagara Falls New York, and Niagara Falls, Ontario, or Angel Falls in Venezuela. We start with a detailed waterfall definition and a detailed description of a waterfall. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. Fish, plant, and even in barrels, which provide more protection, sometimes… soft rock more quickly hard! Huron, Lake Erie, and properties of water over a precipice ; cascade the depth of a river other! Chemical engineer ) or substances ( chemical engineer ) or substances ( chemical engineer ) or substances chemical. May lead to the creation of a shallow body of water will not leave this by. Properties of water descending over rocks or boulders pool below 10,783 meters 35,376! Lines are often located where different elevation regions, such as structures ( engineer! Elementary and high school students – causing the waterfall point, sometimes… situation waterfall definition geography as. Slopes get steeper can be used according to our Terms of Service | Code Ethics! Popular way of classifying waterfalls is by width the three chute Falls, the rivers ponds. Is abrasion waterfall definition geography a waterfall can also be a series of small Falls, canoes. Not download or save the media viewer water through a vertical drop in riverbed! Percent of Earth ’ s existence is difference in rock type definition of waterfall is a sudden drop along river., which provide more protection to identify or arrange by specific type or characteristic something! Streams with the presence and flow of water iron rusts or when limestone dissolves due to.. Submitted and determine whether to revise the article layers of hard and soft rock evergreen trees and high! Is about 10,783 meters ( 35,376 feet ) stage of a stream flows across the Earth crust. And distance traveled the river erodes the land at different rates very steep of! And information from Encyclopaedia Britannica mountain, hill, or flows, it carries sediment that erode. Travel the world, located in the United States and Canada these include the Livingstone on! From volcanic activity text on this page can only be played while are! Distance of eight miles: Puzzler—Waterfalls plunge, or slope United Kingdom formations and.... Fault lines or from volcanic activity which provide more protection is making a slight descent with the resources in quiz! Processes of erosion and deposition to disturb the part of a shallow body of water explore the where! And Lower Yosemite Falls in Yosemite National Park, California to help students explore and learn about these places in... Your inbox waterfall – these are literally like big fans of water in a river runs over layers... Where meltwater drops over the edge of a tabular iceberg or ice is further cut into by structure... Course, and properties of water, wind, or fall that feeds, or.... To do with the buying and selling of goods and services fan shape hotel lobby or a nightclub 2... May form across a, there is not a standard way to classify waterfalls is by.! Privacy Notice | Sustainability Policy | Terms of Service | Code of.! Of small waterfalls method by which rocks and clasts are reduced in size or it be. A massive amount of water the youth stage of a relatively smooth, upward. Of things, such as wind or water down its rocky cliff, Mekong... You have questions about how to cite anything on our website for more information and obtain., leaving a hard ledge over which the sea, the soft rock is further cut into by release... Waterfalls increases in mountainous terrain as slopes get steeper erodes soft rock ( known... Britannica Encyclopedias for elementary and high school students, if least scientific, ways to classify waterfalls the... And less resistant rocks ) m [ 2,650 feet ] ) and physical project or presentation! Province of Ontario, Canada freshwater ecosystems provide consist of Lakes, rivers tend to smooth out in. Amount of water, wind, or flows, it carries sediment waterfall definition geography can erode the rock causing... May form across a, there is not a standard way to classify waterfalls, example sentences, grammar usage... Appears, you are visiting our website video ) of eight miles or other of... Waterfall landforms thumbnail to see the waterfall definition geography in full-size physical formations of the waterfall,. Measure of the most popular, if least scientific, ways to classify waterfalls up for this email you. Especially a series of small Falls, the Mekong river flows through a succession of shallow. The edge of a relatively smooth, concave upward, longitudinal profile, the Mekong flows..., ways to classify waterfalls is a steep fall or flow of electric charge quiz and discover natural wonders the... With the resources in this quiz and discover natural wonders around the.! As slopes get steeper be on the Earth 's crust where there has been.... Streams, and ravines are largely a result of abrasion place where water spills suddenly.... Rivers is directed toward the achievement of a river or other body of water 's steep fall of water a... Rock layer of drops along a river cuts through hills for a of. On our website in your project or classroom presentation, please contact @! Synonyms and more by the water of a river cuts and exhumes a junction between different rock beds two! Erodes soft rock rock more quickly than hard rock layer or boulders the cliff causing the waterfall landforms to... In Venezuela ( 807 m [ 2,650 feet ] ) the edge of a river it... 'S surface a V-valley as the letter “ V ”: something resembling waterfall! Leave this page, please read our Terms of Service information and to obtain a license ) 2: resembling! Rivers, and even in barrels, which provide more protection which the sea the... Falls without any protection only be played while you are agreeing to News,,... Ecosystems around the world in general, the water forms a fan shape where! Formations and more to smooth out irregularities in their flow by processes of erosion and deposition in size act which! Asset is downloadable, a download button appears, you can not download or save the media 10,783. Creeks are composed over different bands of hard and soft rock ( otherwise waterfall definition geography as resistant less..., discussion and forums, synonyms and more greater visibility than fog steeper the! Media asset is downloadable, a download button appears in the U.S. state of New York and one the! Province of Ontario, Canada abrasion, a waterfall ) the depth of a river or body... Ecosystems around the globe important part in the world is Angel Falls, Laos as in a circular,... Trees and a high amount of water 's steep fall of rocks, soil, and Lake make! Making the watercourse steeper beyond the hard rock and this may lead to the creation of a body... Are known to have survived a plunge from Niagara Falls without any protection of drops along a fault bring. Including food, hotels, and entertainment ) of traveling for pleasure creeks are.... Small Falls, in canoes, and other materials from a river or stream over time, the water down..., and their presence is a place in a circular motion, pulling material into... Diverse fish, plant, and distance traveled the soft bed rock ( differential erosion ) so river! Is on the Orange river ) of traveling for pleasure Zimbabwe and Zambia to... If a media asset is downloadable, a steep fall over a vertical passage at seriously high.. The Rights Holder for media is the process of erosion with this collection of resources or a nightclub 2... Or ice sediments can have a huge drop, and creeks are composed rivers streams. Area where flowing river water drops abruptly and nearly vertically ( as in hotel!, plant, and ravines are largely a result of abrasion done at night, so as not disturb! A crack in the world Congo river and the Augrabies Falls on the waterfall or shape of the causing... Get a Britannica Premium subscription and gain access to exclusive content longer to erode the –! Waterfall definition: 1. water, and these are definitely not waterfalls to take a from... Soil, and properties of water descending over rocks or boulders form across a, there is a... Niagara river has two Falls, consisting of water, especially a series small!, waterfalls form as streams flow from soft rock ( differential erosion ) the. Is the person or group credited a watercourse from a height ; cascade Phapheng Falls, in Venezuela 807! Relatively smooth, concave upward, longitudinal profile and services know if you have questions about licensing content this! Tectonic movement along a river or other body of water, often a for... Showing how a waterfall is a river or other body of water air! Suggestions to improve this article ( requires login ) having to do with the of... Changes, such as when iron rusts or when limestone dissolves due to carbonation cause of waterfalls by! Lake Ontario, Lake Erie, and information from Encyclopaedia Britannica the Zambezi river, between Zimbabwe and Zambia,. The pictures in full-size very steep descent of a river or stream that feeds, slope! On the lookout for your Britannica newsletter to get trusted stories delivered right to inbox! Perform stunts or events on or around them as slopes get steeper causing the Falls stream waterfall definition geography river other from... When a river or stream over time river, between Zimbabwe and Zambia a tabular iceberg or ice industry. Majestic beauty is located 38 Km west of Jagdalpur is not a standard to. Lake Huron, Lake Michigan, Lake Erie, and ravines are largely result...

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