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WorksheetsKS4 - Coastal Management
Total questions: 20
Worksheet time: 9mins
Name
Class
Date
1.
Which of the following describes why people might be concerned about the coast?
a)
Flooding through sea level rise
b)
Deforestation
c)
Desertification
2.
What is longshore drift?
a)
Where waves smash rocks and pebbles into each other, causing them to break
b)
Where material is moved sideways along the coast
c)
Where bits of rock and sand in waves grind down cliff surfaces
3.
Which of the following is an advantage of rock armour/rip rap?
a)
It looks unnatural
b)
It is costly to transport the stones
c)
It allows the build up of the beach
4.
Which of the following is not a hard engineering option?
a)
Building groynes
b)
Beach nourishment
c)
Rock armour / Rip rap
5.
Wooden barriers built at right angles to the beach are called what?
a)
Rock armour / Rip rap
b)
Beach nourishment
c)
Groynes
d)
Sea walls
6.
Which coastal defence can protect the base of cliffs against erosions and can prevent flooding?
a)
Rock armour / Rip rap
b)
Tombolo
c)
Sea wall
d)
Groynes
7.
Allowing area of the coastline to erode and then flood naturally is called what?
a)
Longshore drift
b)
Managed retreat
c)
Do nothing
d)
Coastal defence
8.
What is hard engineering?
a)
Building artifical structures to control erosion
b)
A natural approach to control erosions
c)
Using technology to monitor erosion rates
9.
What is soft engineering?
a)
Building artifical structures to control erosion
b)
A natural approach to control erosions
c)
Using technology to monitor erosion rates
10.
Which hard engineering reflects wave energy back to sea?
a)
Sea walls
b)
Groynes
c)
Gabions
11.
What is an advantage of rock armour/rip rap?
a)
It looks natural
b)
It is easy to maintain
c)
It provides a walkway for people
12.
Which management strategy redistributes sand on the beach?
a)
Beach nourishment
b)
Dune nourishment
c)
Reprofiling
13.
What is a disadvantage of dune nourishment?
a)
It is expensive
b)
It only works when wave energy is low
c)
It can be damaged by storm waves
14.
What is an advantage of beach nourishment?
a)
It blends in with the natural beach
b)
It is simple to maintain
c)
It can be used for fishing
15.
Which is most expensive to build?
a)
Sea walls
b)
Groynes
c)
Gabions
d)
Rock Armour / Rip Rap
16.
What is an advantage of managed retreat?
a)
Land is lost as it is reclaimed by the sea
b)
Landowners need to be compensated
c)
Saltmarshes are created which are diverse habitats
17.
What is the main disadvantage of using groynes?
a)
They can starve other beaches of sediment
b)
Aesthetically displeasing
c)
Expensive
18.
What type of areas are typically subjected to the management technique of managed retreat?
a)
Low value areas e.g. farmland
b)
Low lying areas
c)
Housing estates
d)
High value retail areas
19.
Which of these are impacts of climate change on our coastal zones?
a)
flooding
b)
sea level rise
c)
erosion
d)
storm surges
e)
all of these
20.
Which is NOT a management strategy for defending the coast?
a)
Hard engineering
b)
Soft engineering
c)
Managed engineering
d)
Managed retreat
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