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Terms
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- energy
- refers to the ability to do work
- pollute
- refurs to human activites that place harmful substances in the enviroment leading to a drity, impure, unheathy, or deadly place.
- erosion
- is the movement of weathering material from one place to another. water, wind, ice, and gravity are the driving force of erosion.
- fossil fuels
- fuels that formed eons ago from decayed plants and animals. oil coal and natural gas are examples of these
- natural resources
- materials that occur in nature and are essential or useful to humans such as water air land forest fish wildlife topsoil and minerals
- stright
- is a narrow body of water that connects two larger bodies of water.
- fuel
- any material like wood coal oil or gas that is burned to supply heat or energy
- ranching
- the raising of livestock
- subsistence farming
- result in the growing of crops to feed one self and ones family, with a littel left over for sale.
- terracing
- is technique used to plantcrops on sloping land. it shapes the land to creat level shevels of erath to hold water and soil enabing farmers to farm very steep hills sides.
- flood pron area
- is an area that may or may not be within a water bodys regular flood plain, but will occasionally flood as waters rise.
- canal lock
- is a device that lifts or lowersboats, barges or other vessels from one water level to another.
- flood
- is the rising and overflowing of a body of water onto land that is normally dry.
- contour plowing
- refurs to the planting of crops to the changing layout of the land, rather tan in stright lines.this form of farming helps to retain in water and reduce soil erosion.
- ice age
- is any period of time during which part of the earths surface the most recent ice age ended about 10,000 yaers ago.
- canal
- is a man made water way conecting two larger bodies of water disigned to carry ships, goods,or water. the panama canal conets the atlantic to the pacific. the c&d canal conects the chesapeach bay the delawar bay.
- irrigation
- method of supplying water to dry land throughcanals, ditches, or pipes
- glacier
- is a large body of ice then moves slowly down a mountanside or from highlands towards sea level, a galcier is a slow moving, forzen river of ice.
- weathering
- is the action of breaking down of rocks weathering can be either a mechanical process or a chemical process.it is usially both.
- global warming
- refurs to the increase in the average tempeatur of the erath, thought to be caused by the build up of greehouse a rise in carbon dioxide levels will lead to further global warming.
- isthmus
- is a relatively narrow strip of alnd area with water on both sides.
- nomadic herding
- is away of life where families move along with their herds according to the seasons an really on their animals for food, selter and clothing,nomads cantend to cattle camels goats hourses rein deer or sheep
- slash-and-burn-farming
- is a method of alnd clering for cultivation in whitch the forest is first cut down and then burned to add nutrients to the soil.