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4th period science 8th grade > science vocab > Flashcards

science vocab Flashcards

1
Q

weathering

A

the process of wearing or being worn by long exposure to the atmosphere

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2
Q

Erosion

A

the process of eroding or being eroded by wind, water, or other natural agents

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3
Q

Deposition

A

the process of sediments soil and rocks being added together to make a landmass

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4
Q

Meander

A

sediment eroding river

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5
Q

Oxbow Lake

A

a U shaped lake

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6
Q

delta

A

the fan-shaped area at the mouth, or lower end, of a river

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7
Q

Alluvial Fan

A

triangle-shaped deposit of gravel, sand, and even smaller pieces of sediment

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8
Q

Floodplain

A

generally flat area of land next to a river or stream

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9
Q

Glacier

A

a slowly moving ice mass

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10
Q

Glacial Drift

A

clay, silt, sand, gravel, boulders transported by a glacier and deposited directly by or from the ice

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11
Q

Cirque

A

amphitheatre shaped basin with precipitous walls

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12
Q

Horn

A

when glaciers erode three or more aretes

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13
Q

Arete

A

a sharp mountain ridge

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14
Q

Moraine

A

a mass of rocks and sediment carried down and deposited by a glacier, typically as ridges at its edges or extremity

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15
Q

Kettle Lake

A

hole in an outwash plain formed by retreating glaciers or draining floodwaters

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16
Q

spit

A

narrow coastal land formation that is tied to the coast at one end

17
Q

Barrier Island

A

coastal landforms and a type of dune system that are exceptionally flat or lumpy

18
Q

Sand Dunes

A

a form composed of wind water or driven sand

19
Q

mass wasting

A

the movement of rock and soil down slope under the influence of gravity

20
Q

mudflow

A

flow of water that contains large amounts of suspended particles and silt

21
Q

land slide

A

several forms of mass wasting that may include a wide range of ground movements

4th period science 8th grade (1 decks)

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