PPT-Rivers and river valleys

Fluvial Processes Erosion Term Definition Hydraulic action Flowing water erodes the bed and banks Found at waterfalls and meanders Abrasion Scraping of rivers bed by particles of rock like sandpaper. Christie Sermons. Courtney Walker. Heather Bishop. Tiersa O’Neal. Alicia . Ruark. Stephanie Butler. Suwannee River. Satilla River. St. Mary’s River. Ogeechee River. Blackwater Rivers & Streams. Chapter 7. Rivers………. Start on high,. Flow down low,. Creating features. As they flow!. River Terms. Three stages of a river. Youth Stage = Upper Course. Mature Stage = Middle Course. Old age Stage = Lower Course. Geography of Indus River Valley. Located on a . subcontinent. – land mass that is apart from the rest of the continent. Physical Features- . Mountain Ranges, valleys and planes that hold 2 rivers- Ganges and Indus . Early . Civilizations. During the New Stone Age, . permanent settlements . appeared in river . valleys and . around the Fertile . Crescent.. River valleys provided water and . rich soil . for crops as well as protection . How does running water . weather. rock?. Lifting – fast-moving water . pushes into cracks, lifting off rock pieces. Abrasion – Sand, pebbles and rocks carried by the water . scrape against other rock. SSWG4a . Describe the location of major physical features and their impact on Sub-Saharan Africa. . Mountains/Highlands. Major . Features: . Ethiopian Highlands/Plateau, Mt. Kilimanjaro. Ethiopian Highlands were created because of volcanic eruptions long ago. Early . Civilizations. During the New Stone Age, . permanent settlements . appeared in river . valleys and . around the Fertile . Crescent.. River valleys provided water and . rich soil . for crops as well as protection . Proposed for Segments of the Nashua, . Squannacook . & Nissitissit Rivers . . Presentation to Partner Communities. Status report. : on the work of . the. Nashua River Wild and . Scenic Rivers . Study . Tigris and Euphrates Rivers Both rivers begin in Turkey and flow south through Iraq. In southern Iraq, the two rivers join to form one waterway. That waterway, Al- Arab Shatt, empties into the Persian Gulf. Rivers As a stream forms, it erodes soil and rock to make a channel. Over time the stream transports rock and soil downstream, making it longer and wider A streams ability to erode is influenced by 2 factors Rivers What do you know about rivers? Do you know where rivers come from? Do you know any rivers in your local area? What types of animals would you find in or near a river? Is there anything you would like to know about rivers? AUTHORS: . Rômulo Henrique Teixeira do Egito . Bruna Letícia Oliveira da Silva . Janyelle Santos Soares . Rafael Aguiar de Miranda . Gilcean Silva Alves . Bombas River. Paraíba do Sul River. Tamanduateí River. CYCLE OF EROSION. . . . Dr. B.ANU. SUYA,. Assistant Professor & Head,. Department of Geography,. Government College for Women (A),. runoff. ), where it travels overland to the oceans. Streams and Rivers are an essential part in the water cycle and account for most of the . erosion of Earth’s surface. .. Rivers. A . tributary. is a stream that runs into a larger stream. The main river will eventually drain into the ocean. A river and all of its tributaries is called a .