Nearly all rivers have an upper, middle, and lower course. Vertical erosion has almost stopped and lateral erosion still goes on. Our Earth’s surface is covered with 71 percent of water. A floodplain exists with grassy areas beside the river along which a person can walk. The work of the river is mainly deposition, building up its bed and forming an extensive flood plain. Class 1 (Easy) :… ... Work of a River. Choose the most suitable adverb from the following to fill in each blank. 2. The source of a river is the furthest point on the river from its mouth. Whitewater is rated on a scale of increasing difficulty from Class 1 to Class 6. NCERT Book Solutions Class 7 Geography Chapter 5. The river starts to flow through a broad, level plain with heavy debris brought down from upper and middle courses. Loop like the bend of a river. Solid form of water. 2. 4. In the park, you can go, _____ and find a place to sit. Sudden descent of water in the bed of a river. Download free printable worksheets for CBSE Class 7 with important topic wise questions, students must practice the NCERT Class 7 worksheets, question banks, workbooks and exercises with solutions which will help them in revision of important concepts of Class 7. Large body of seawater. When the river tumbles at steep angle over very hard rocks or down a steep valley side, it forms a waterfall. 9. Many rivers are formed when rain flows down from hills but sometimes the source is a lake, sometimes it is a marsh or a bog and sometimes it is a spring where water comes up from the ground. Meanders may be present though they will not be as "curvy" as those found in Old Age Rivers. Erosion is present though deposition of sediments also occurs. 3. across, anywhere, around, backward, over. The scale was created by the American Whitewater Association to evaluate rivers throughout the world, hence international in the title. * Identifying different river features * Locating river features in the lower, middle or upper course of a river, * Seeing where major rivers are located * Knowing how waterfalls are formed through the use of labelled diagrams, * Building a pop up river basin (template included), * The water cycle * River pollution * and a topic self-assessment Moving mass of ice. The international scale of river difficulty is an American system used to rate the difficulty of navigating a stretch of river, or a single (sometimes whitewater) rapid. Answer: Work of a River: Running water in the river erodes the landscape. The river here is smaller and usually has a rapid, tumbling flow that cuts a narrow channel through rocky hills or mountains. River Severn | River Thames. 14. Embankment on a river that keeps it in its channel. When the river enters the plain it twists, turns and forms large bends. This classification system provides a useful guide to the technical difficulty of a river, but there are so many other variables that can have a huge impact on the difficulty or danger of a river. 12. Natural cavity on weak rocks formed by the action of waves. We thought it was fun to swim _____ the river. Water cycle is the process by which water continually changes its form and circulates between oceans, atmosphere and land. 13. 7. 15. 9. 8. Adverb Exercises Practice Examples for Class 7 CBSE. 7. There is more water in the stream channel, i.e. 1. Forest River, Inc., Interactive Owner's Manuals Ranging from “How-To” videos, pictures and illustrations of various components, systems and features to fully searchable content and downloadable PDFs for individual component owner’s manuals, answers are always just a click away. 1. Dry area where sand dunes are found. 11. The beginning of a river, when it flows quickly with lots of energy, is called a young river. CBSE Class 7 Geography Chapter 3 – Our Changing Earth helps students understand about earth movements, how it is related to force, how an earthquake happens, explains terms like volcano, focus, epicentre, etc. These bends are known as meanders. Describe the work of a river. the river has a greater discharge than Young River - the upper course.

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