The following features are the result of action by ice, rivers or the sea - Leaving Cert Geography - Question 10 - 2007
Question 10
The following features are the result of action by ice, rivers or the sea. In the case of each feature listed state which of the agents (ice, rivers, or the sea) for... show full transcript
Worked Solution & Example Answer:The following features are the result of action by ice, rivers or the sea - Leaving Cert Geography - Question 10 - 2007
Step 1
Meander
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Answer
A meander is formed by a river due to the processes of erosion and deposition. As the river flows, it erodes the outer bank and deposits sediment on the inner bank, leading to the characteristic sinuous shape of the river.
Step 2
Arete
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Answer
An arete is formed by ice, specifically through glacial erosion. It is a sharp ridgeline formed when two glaciers erode parallel U-shaped valleys.
Step 3
Tombolo
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A tombolo is formed by the sea. It is a deposition feature that connects an island to the mainland due to the accumulation of sediment.
Step 4
Plunge Pool
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Answer
A plunge pool is formed by a river. It is a deep basin that is often found at the base of a waterfall, created by the erosive forces of falling water.
Step 5
Drumlin
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A drumlin is formed by ice. It is an elongated hill formed by the movement of glacial ice, often consisting of deposited materials reshaped by the glacier.
Step 6
Sea/Sand Spit
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A sea or sand spit is formed by the sea. It is a narrow piece of land that extends into the sea, formed by the accumulation of sediment due to wave action and currents.
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