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18 Cards in this Set
- Front
- Back
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CHAPTER 4:Define weathering |
the process by which natural forces break down rocks |
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CHAPTER 4:Define the difference between mechanical and chemical weathering |
mechanical weathering is the break up of rocks by physical forces; chemical weathering is the break up of rocks by chemical reactions that change the rocks' makeup, or composition |
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CHAPTER 4:Name the layers of soil in order |
topsoil, subsoil, transition area, bedrock |
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CHAPTER 4: Name farming techniques that conserve soil |
fertilizing, crop rotation, contour plowing, plant cover, windbreak, use of chemicals |
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CHAPTER 5: Define erosion and give three main types of erosion |
process in which weathered particles are picked up and moved to another place- wind, water, ice |
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CHAPTER 5:Define deposition |
when sediment is moved or "deposited" to a new location |
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CHAPTER 5: Give 6 examples of mass wasting |
rockfalls, rockslides, landslide, mudflow, slump, creep |
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CHAPTER 5: Define drainage basin |
an area of land where water drains into a stream system |
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CHAPTER 5: Define divide |
a ridge where water drains into one side or another |
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CHAPTER 5:Define floodplain |
an area of land on either side of a stream that would be under water when that stream floods |
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CHAPTER 5:Define the difference between aluvial fans and deltas |
aluvial fans are fan shaped deposits of sediment at the base of a mountain while deltas are an area of land formed by sediment at the end of a river |
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CHAPTER 5:Define underground cavern |
underground water forms caves (causes sinkholes) |
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CHAPTER 5:Define sinkhole |
a hole that is formed when the roof of an underground cavern collapses |
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CHAPTER 5:Define the difference between sand bars and barrier islands |
a sand bar is a ridge of sand built of by the action of waves and currents (below water) and a barrier island is a sand bar that has been built up to become a long, narrown island parallel to the coast (above water) |
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CHAPTER 5: Define dune |
formed by wind when sand is carried and builds up (wind can cause the dunes to be curved on one side or have ripples) |
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CHAPTER 5:Define glacier |
a large mass of ice that moves over land |
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CHAPTER 5: Define the difference between alpine and continental glaciers |
alpine glaciers form in mountains and move through valleys while continental glaciers cover entire continents (antarctica/greenland) |
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Prairies: all prairies require... |
a diversity of species |
