GA Chapter 19 - The Nile River
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Created by:
jarvis1419 Plus on March 22, 2012
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The Nile River
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30 terms
Terms | Definitions |
|---|---|
 highlands | a mountainous part of a country |
| plateau | a raised area of land, such as a hill or mountain, with a flat top |
| desert | a geographic region with too little rainfall to support much plant life; also a vegetation zone |
| river basin | the area drained by a river and its tributaries |
| water cycle | the movement of water from the surface of the Earth to the atmosphere and back again |
| silt | sand, mud or clay made up of fine bits of soil found at the bottom of a river or lake |
| perennial irrigation | a system that allows for the year round watering of crops |
| hydroelectric potential | the electrical power that can be generated from the flowing of water |
| evaporation | the process by which a liquid, such as water, turns into a vapor, or gas |
| water vapor | water in the form of a gas, as in steam or moisture in the atmosphere |
| condense | to lose heat and change from a vapor or gas into a liquid. Moisture, or water vapor, in the air condenses to form rain |
| infiltration | the movement of water from Earth's surface into the soil |
| runoff | water from rainfall that is not absorbed into the soil and instead flows into streams or lakes |
| headwaters | the stream or streams that make up the beginnings of a river |
| confluence | the flowing together of two or more streams |
| cataracts | a series of rapids and low waterfalls on a river |
| wadis | the usually dry bed of a river or stream in a desert or semiarid area |
| reservoir | an artificial lake where water is stored |
| delta | the triangle-shaped deposit of sand and sediment that occurs where a river flows into and ocean |
| savanna | a type of tropical grassland |
| chaparral | a vegetation zone of mainly small trees and bushes adapted to a Mediterranean climate |
| nomadic herding | the raising of livestock for food by moving herds from place to place to find pasture and water |
| oasis | an isolated spot in a desert where water is found |
| Lake Victoria | a large, shallow lake in Uganda. It is the main source of the White Nile |
| As Sudd | a huge swamp on the plains of Sudan. Here, the White Nile spreads into many small channels clogged with vegetation |
| Lake Tana | is in the forested hills of Ethiopia. Run off flows into Lake Tana, which then feeds the Blue Nile. |
| Khartoum | the capital of Sudan, is the location of the CONFLUENCE, or coming together of the White and Blue Nile. |
| Great Bend | is a wide turn in the Nile River. North of Khartoum, the river makes this wide turn to the south and the west |
| arid landscape | in northern Sudan the Nile enters a vast desert. The Nile provide the only relief, trees grow on its banks, and people irrigate small farm plots |
| Aswan High Dam | was built to develop the Nile's hydroelectric potential and to control the river's flow. Lake Nasser, a large reservoir on the border of Egypt and Sudan was formed as a result |
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