coasts
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| how is coastal erosion caused | by destructive waves hitting off the coastline
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| explain the term hard coasts | resistant rock structures which can be natural or human-made
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| what are constructive waves | are small, low energy waves that break onto the shore of beaches
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| what are destructive waves | are large, powerful waves that are generated during high winds or storms
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| give 3 processes of erosion | Hydraulic action, abrasion, attrition
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| explain briefly what hydraulic action is | refers to the erosive power of waves crashing against the coastline. it fractures rock, enlarges joints and washes away loose pieces of debris
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| explain briefly what abrasion is | it reefers to the sea using its load to erode the coastline. rocks, pebbles and other materials are carried by waves and thrown against the coastline
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| give 4 examples of land forms caused by coastal erosion | blowholes, bays and headlands, sea stumps,cliffs and wave-cut platform
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| give 2 examples of where you would see a bay in ireland | dublin bay and galway bay
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| what 2 rock types are associated with bays and headlands | basalt and shale
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Created by:
Clodagh Quinlivan
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