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Coastal Landforms and Features
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Coastal Landforms and Features
Coastal Landforms and Features
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1
Question
What is an atoll?
Answer
A circular or closed-loop coral reef that encloses a lagoon.
2
Question
What is a barrier reef?
Answer
A coral reef separated from the mainland shoreline by a lagoon.
3
Question
What is a bight?
Answer
A curve or recess in a coastline, river, or other geographical feature.
4
Question
What is the continental shelf?
Answer
The area of seabed around a large landmass where the sea is relatively shallow.
5
Question
What are coastal sand dunes?
Answer
Sand located above sea level, reworked into dunes by wind activity.
6
Question
What is a coral reef?
Answer
A ridge or mound built of coral skeletal remains, upon which living coral polyps grow.
7
Question
What is a delta?
Answer
A landform created at the mouth of a river where it enters a larger body of water.
8
Question
What is a drumlin?
Answer
An oval or elongated hill formed by glacial ice movement across rock debris.
9
Question
What is erosion?
Answer
The weathering, solution, corrosion, corrasion, and transport of rock and rock debris.
10
Question
What are estuaries?
Answer
Tidal inlets, often long and narrow, stretching across a coastal plain or along a river.
11
Question
What is a fjard?
Answer
An inlet formed by marine submergence of glaciated valleys within a rocky terrain.
12
Question
What is a fjord?
Answer
A long, narrow, deep inlet from the sea between steep slopes of a mountainous coast.
13
Question
What is a lagoon?
Answer
A shallow body of water separated from a larger body by barrier islands or reefs.
14
Question
What are marine terraces?
Answer
Represents the former shoreline of a sea or ocean.
15
Question
What is a moraine?
Answer
Glacially formed accumulation of unconsolidated glacial debris.
16
Question
What is mud?
Answer
A moist or wet loose mixture of silt- and clay sized particles.
17
Question
What is a notch?
Answer
An indentation or incision on an edge or surface.
18
Question
What is an outwash plain?
Answer
A plain formed of glacial sediments deposited by meltwater at the terminus of a glacier.
19
Question
What is a rampart?
Answer
A narrow, wall-like ridge built up by waves along the seaward edge of a reef flat.
20
Question
What is retrogression?
Answer
The process of returning to an earlier state, typically a worse one.
21
Question
What are salt marshes?
Answer
Widespread in temperate regions, but are not uncommon in the tropics
22
Question
What is Sand?
Answer
A loose, unconsolidated sediment made of particles with diameters in the sand sized range (0.625 to 2 mm in diameter).
23
Question
What is a Sandbank?
Answer
A deposit of sand forming a shallow area in the sea or a river.
24
Question
What is a Scarp?
Answer
A very steep bank or slope; an escarpment.
25
Question
What is a Sea cave?
Answer
A hollow excavated by waves in a zone of weakness on a cliff.
26
Question
What is a Slope?
Answer
An inclined surface of any part of the Earth’s surface.
27
Question
What are Tidal channels?
Answer
the floors of which lie below the lowest tide levels.
28
Question
What is Wind stress?
Answer
the shear stress exerted by the wind on the surface of large bodies of water.
29
Question
What is a coast?
Answer
The land along a sea.
30
Question
What is a coastline?
Answer
The boundary of a coast, where land meets water.