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Waves
Coastal Environment
100
Recreation, Commercial and Industry
What are the three main uses of our coastline?
100
Costructive waves.
What are waves that carry and deposit sand and other materials along a beach called?
100
The artifical placement of sand on a beach.
What is beach nourishment?
200
Runoff and Discharge, Atmosphere, Maritime Transportation, Dumping at Sea, and Offshore Production
What are the main problems that contribute to coastal damage?
200
Backwash.
What is the movement of water back down the beach caled?
200
High cost, ongoing maintainance and eyesore.
What is a disadwantage of a sea wall?
300
85%
What percentage of Australia's population live along the coast?
300
Longshore drift.
What is the movement of sand and other materials along a beach called?
300
Waves break in deaper water reducing energy at the shore.
What is an advantage of an offshore breakwater?
400
Desert, Savannah and Rainforest
What are the three Australian Biomes?
400
Destructive waves.
What are large waves that carry sand and other materials away in the backwash called?
400
Groynes.
What structure is built to trap sand being moved by longshore drift?
500
The number and variety of organisms found within a specific geographic region.
What is biodiversity?
500
Swash.
What is the movement of water up a beach after a wave breaks called?
500
Buildings threatened by erosion are brought moved by the council.
What is purchase property?