Sedimentary Flashcards

1
Q

Formed from, pre existing rock

A

Sedimentary rock

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2
Q

Process of sedimentary rock

A

Rock and minerals -> weathering -> sediments-> erosion/ transportation-> deposition/ sedimentation -> diagenesis/lithification -> SEDIMENTARY ROCKS

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3
Q

Chem or physical process that change the characteristics of rock on the earth’s surface

A

Weathering

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4
Q

Type of weathering that rocks are broken dowm into smaller pieces

A

Physical weathering

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5
Q

Physical wethering are common in

A

Cold and dry areas

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6
Q

Freezing and thawing of water

A

Frost wedging

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7
Q

Peeling away of large sheet of loosen material at the surface of the earth

A

Exfoliation

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8
Q

It is the process of friction caused by scuffing, scratching, wearing down, marring, and rubbing away of materials.

A

Abrasion

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9
Q

Weathering by plants

A

Biological activity

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10
Q

Rock change into another substance by reacting with a chemical

A

Chemical weathering

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11
Q

Type of chemical weathering that oxygeninteracts causing things such as rusting

A

Oxidation

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12
Q

Type of chemical weathering that water interacts through absorption

A

Hydration

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13
Q

Type of chemical weathering that water mixes with CO2

A

Carbonation

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14
Q

When a carbonic acid dissolves creating caverns and caves

A

Karst topography

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15
Q

all material between fresh bedrock and the ground surface, including weathered bedrock, deposits and soil

A

Ragolith

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16
Q

-Combination of rock, minerals and organic matter
- a product of weathering

A

Soil

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17
Q

Transportation of rocks

A

Erosion

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18
Q

Primary agent of erosion

A

Water

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19
Q

Organic material in soil

A

Humus

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20
Q

The base of the soil profile

A

Bedrock

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21
Q

Organic matter and soil life

A

Surface/top soil

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22
Q

Materials that bounced along the substrate

A

Bedload

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23
Q

Clast moved by rolling along the bottom of the ait flow and water flow

A

Rolling

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24
Q

Particles moves on a series of jumps, periodically leaving the bed surface and carried short distances within the fuild before returning to bed again

A

Saltration

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25
Materials carried in suspension
Suspended loa
26
Materials carried as dissolves solids
Dissolve loads
27
Laying down of sediments
Deposition
28
Sediment particles is sorted based on their sizes and density
Sorting
29
Layering of sedimentary rock
Stratification
30
layers are squeezed together and any water mixed in with the sediments is forced out.
Compaction
31
Turing solid rock into sediments
Weathering
32
How long does it take to complete a sedimentary rock
A million years ago
33
Compacting of the layers of the rocks
Cementation
34
Converting sediments into sedimentary rock
Lithification
35
process by which sedimentary rocks are altered after they are deposited, but before they are buried and lithified
Diagenesis
36
Mud
Mudstones and shale
37
Sand
Sandstone
38
Gravel
Conglomerate
39
Made from the broken fragments of the other rock cemented together by a mineral
Clastic sedimentary rock
40
Particle: Boulder and cobble
Conglomerate
41
Particle: Pebble and granule
Breccia
42
Particle: Sand
Sandstone
43
Particle: Silt and clay
Shale, mudstone,siltstone
44
Made up of rounded or sub rounded pebbles
Crudaceous rocks
45
Made up of mostly sands
Arenaceous rocks
46
Made up of clay size sediments Example: shale
Argillaceous rocks
47
Components are precipitates from dissolved load
Non clastic rocks
48
Formed by chemical precipitation
Chemical sedimentary rocks
49
Made up of carbonate
Limestone
50
Give atleast 3 types of limestone
Chalk, tufa, crystalline limestone, coquina, grainstone, marl
51
It is not have a salty taste and softer than a rocksalt
Rock gypsum
52
Gypsum is an example of
Evaporites
53
Formed by the eveaporation of water and precipitation of dissolved minerals
Evaporites
54
It is formed from the precipitation of silica rich solutions in various environments
Chert
55
Chert is made up of
Quartz
56
Form limestone that deposited by mineral rich hotspring or geyser
Travertine
57
Examples of evaporite
Halite, gypsum, anhydrite
58
Type of sedimentary rock that is from the remains of the living things
Organic sedimentary rock
59
Example of organic sedimentary rock
Coal, chalk
60
Clast is rounded
Conglomerate
61
Clast is angular
Breccia