The Dynamic Of Earth Unit 1: 3,4&5 Quiz Flashcards

1
Q

What is deposition?

A

Process by which eroded material is dropped.

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2
Q

What is Gradient?

A

The measure of change in elevation over a certain distance

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3
Q

What is a load?

A

Materials carried by a stream.

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4
Q

What is discharge?

A

The amount of water that a stream carries in a given amount of time.

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5
Q

What is a path that a stream follows?

A

Channel

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6
Q

What is a floodplain?

A

Many layers of deposited sediment that forms a flat area.

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7
Q

What is a meander?

A

Curves and bends that form a twisting, looping pattern in a stream channel.

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8
Q

What is a delta?

A

A fan-shaped pattern that streams deposit their loads.

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9
Q

What is an alluvial fan?

A

A fan-shaped deposit that forms on dry land.

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10
Q

What is water that is located within the rocks below earth’s surface?

A

Groundwater

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11
Q

What is a place where land and a body of water meet?

A

Shoreline

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12
Q

First parts of a shoreline that waves meet is what?

A

Headlands

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13
Q

When water travels almost parallel to the shoreline very near shore what is the current called?

A

Longshore current

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14
Q

What forms when waves erode and undercut rock to make steep slopes?

A

A Sea Cliff

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15
Q

As a sea cliff erodes above the waterline, a bench of rock usually remains beneath the water at the cliff’s base. What is this bench called?

A

Wave-cut platform.

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16
Q

Waves can cut deeply into the cracks and form large holes. As the holes continue to erode they become what?

A

Sea caves.

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17
Q

What forms when wave action erodes sea caves until a hole cuts through a headland?

A

Sea arches

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18
Q

What forms when the tops of sea arches collapse and leave behind isolated columns of rock?

A

Sea stacks

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19
Q

What is an area of shoreline that is made up of material deposited by waves and currents?

A

A beach

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20
Q

What is an underwater or exposed ridge of sand, gravel, or shell material.

A

Sandbar

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21
Q

What are tiny grains of broken down rock called?

A

Sediment

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22
Q

A rapid movement of a large mass of mud?

A

Mudflow

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23
Q

The first parts of the shoreline that waves meet?

A

Headlands

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24
Q

The current of water that travels parallel to the shoreline

A

Longshore Current

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25
Calcite deposits from the groundwater that form from the ground up?
Stalagmites
26
The movement of water and minerals from the A to B horizon?
Leaching
27
Materials carried by a stream are called?
Stream Load
28
A loose mixture of small rock fragments, organic matter, water and air that supports vegetation.
Soil
29
The amount of water that a stream carries in a given amount of time.
Discharge
30
What are the three factors that resulted to s streams ability to erode material?
Discharge load and gradient.
31
The top soil of the soil profile that has decade | organic matter is called?
A Horizon
32
This horizon is the least developed profile and it has no organic matter and has large rock fragments.
Horizon C
33
The different physical properties of soil are called?
Soil Horizon
34
Streams that deposit loads in a fan shaped pattern into the ocean is what?
Delta
35
Large mass of moving ice that forms from compacted snow is a glacier
Glacier
36
The process where eroded material is dropped?
Deposition
37
All the materials carried and deposited by a glacier?
Glacial drift
38
Shifting of materials from Gravity that influences movement of water rocks, and soil.
Mass movement
39
The bowl shaped depression that is carved out from an alpine glacier.
Cirques
40
When three or more aretes they form a sharp peak on the alpine glaciers.
Horns
41
Wind blown fine grain sediment is called?
Loess
42
Thick, flat sheets of ice that spread over large areas.
Glacier
43
The largest particle of soil.
Sand
44
What is the smallest particle of soil?
Clay
45
PH stands for what?
Potential of hydrogen
46
On land sand empties out on a fan shaped surface.
Alluvial fan
47
A sharp ridge that forms between two cirques on an alpine glacier.
Arete
48
What river goes through the Grand Canyon
Colorado River
49
A sudden and rapid movement of a large amount of material.
Landslide.
50
The process where sediments and other materials are moved from one place to another?
Erosion
51
What describes the spaces between soil particles.
Pore space
52
What forms when a sea cliff is warn back from shore making a level at the base of a cliff.
Wave cut platform
53
The grinding and wearing down of rock surfaces by other rocks or sand particles.
Abrasion
54
The removal of fine sediment by wind is called?
Deflation
55
The slow movement of material down slope
Creep
56
What are three costal landforms that are made by deposition.
Beaches, sand bar, barrier islands
57
What is an underwater ridge of sand in the ocean?
Sandbar
58
What describes the amounts of differently sized soil particles
Soil Texture
59
What happens when loose rocks fall down a steep slope?
Rockfall
60
Water that curves and bends into stream channels ?
Meanders
61
What are the five properties of soil?
Soil texture, soil color, pore space, chemistry, and fertitility
62
What is the measure of change in elevation over a certain distance?
Gradient
63
Flat area where layers of sediments are deposited
Floodplain
64
Soil profile that has less humus
B Horizon
65
What forms when waves cut holes at weak rocks at the base of sea cliffs
Sea caves
66
The cutoff when a meanders forms a crescent snapped plate
Oxbo lake
67
The remains of decayed organic matter broken down in soil is what?
Humus
68
What is a long narrow island that forms parallel to the shore line
Barrier island
69
The mounds of wind deposited sand
Sand dunes
70
What are the four factors that determine how long it takes for soils to form?
1) climate 2) plant 3) animal action 4) topography 5) rock type
71
What is erosion?
The process by which sediment and other materials are moved from one place to another.