11.11.03
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Erosion | move or carry
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| Weathering | break down
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| Deposition | settles or drops
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| sediment | pieces of rock
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| What are the 5 agents of erosion? | wind
water
glacier (ice)
gravity
wave action
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| factors that can affect erosion | Development-clear land and build things
Agriculture-good and bad farming techniques
Mining-strip mining
Plants-increase\decrease vegetation
Climate-hurricanes, storms, etc..
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| What is mass movement? | pieces of rock\soil\sediment on a slope that can be easily moved by gravity
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| what is the main cause of mass movement? | gravity
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| A ____________ occurs when loose soil and rock separate from bedrock below | Landslide
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| A ____________ occurs after large\heavy rains. This causes gravity to pull down mud. | Mudflow\
Mudslide
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| A ______ is when a large piece of rock breaks off and falls because of gravity | slump
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| Gravity causes weathered particles to slowly, steadily move downhill | creep
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| This is the major agent of erosion and is constantly building up and tearing down earths surface | water
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| _______, gully, stream, river | rill
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| rill, gully,_______, river | stream
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| rill, gully, stream,________ | river
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| 'V' shaped valley | steep slopes that erode rapidly due to a fast moving river
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| river erodes rock, so it falls and forms sharp drop off | waterfall
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| loop like bends through erode rock & sediment | meander
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| long narrow island that forms along coast | barrier island
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| large mass of ice that moves slowly over land AKA- river of ice | glacier
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| sediment deposited by glaciers. | moraine
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| Built to reduce wave energy. However, it makes beach disappear and is ugly | sea wall
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| soil conservation techniques | no till-contour plowing-crop rotation-cover crops-
wind breaks-
terracing
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| return the land to its original state or better | Reclamation
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| any type of water that moves across land because it is not absorbed by soil | runoff
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| smaller stream\river flows into larger stream\river | tributary
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| land that contains all rivers\streams | watershed\drainage basin (they are the same thing)
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| FOR GLACIERS ONLY: what is this called when rock pieces freeze to sides and bottom of glacier | plucking
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| what landform can wind create | sand dunes
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| why are coastlines and deserts more affected by wind erosion | no\little vegitation
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