Coasts And Physical Landscapes

Question 1

Geology

Answer 1

Study of the Earth

Question 2

Fetch

Answer 2

The distance travelled by wind or water or a natural agents

Question 3

Deposition

Answer 3

The laying down of sediment

Question 4

Swash

Answer 4

The water that rushes up the beach

Question 5

Backwash

Answer 5

The water from a wave retreat back into the sea

Question 6

Hard engineering

Answer 6

Building artificial structures

Question 7

Soft engineering

Answer 7

Using natural things to protect the environment

Question 8

The location of Bournemouth?

Answer 8

South-east of Poole, North of Swanage

Question 9

Bournemouth reason for erosion?

Answer 9

Longshore drift

Question 10

What are the methods of protecting Bournemouth?

Answer 10

50 million scheme that would involve replacing and adding groynes

Question 11

What were the problems caused at Bournemouth?

Answer 11

They have to close beaches and it will take 17 years

Question 12

What is the destructive wave?

Answer 12

A wave that has high energy and the wave has travelled over along, fetch that normally a erode the coast

Question 13

What is a constructive wave?

Answer 13

A wave that has low energy and have stronger swashes than backwashes

Question 14

What is a sea wall?

Answer 14

A concrete wall to stop damage from waves

Question 15

What are the advantages and disadvantages of seawalls?

Answer 15

Nice place to walk but is very expensive 5000 per metre

Question 16

What is rock armour?

Answer 16

Large boulders piled along the shore line

Question 17

What are the advantages and disadvantages of a rock armour?

Answer 17

Very expensive costs, 1000

Question 18

What is a groynes?

Answer 18

Wooden fences that are right angle to the coastline 

Question 19

What are the advantages and disadvantages of groynes?

Answer 19

I have a lifespan of 20 to 30 years, but they can cause issues further down the beach

Question 20

What is gabions?

Answer 20

Steel mesh cages with that are filled with rocks

Question 21

What are the advantages and disadvantages of gabions?

Answer 21

They have a lifespan up to 20 to 25 years, but they can still rust

Question 22

What is Beach nourishment?

Answer 22

Sand that is added back onto the beach

Question 23

What are the advantages and disadvantages of beach nourishment?

Answer 23

People can enjoy this summer, but they need regular replacing

Question 24

What is dune regeneration?

Answer 24

Creation of sand dunes at the back of the beach

Question 25

What are the advantages and disadvantages of dune regeneration?

Answer 25

Improves and grows different species but takes a long time

Question 26

Sliding

Answer 26

When solid or rock suddenly gives way down hill

Question 27

Rotational slip

Answer 27

Stone materials that contacted to movement along the surface

Question 28

Slumping

Answer 28

When rocks and debris fall almost as steps

Question 29

Rock Fall

Answer 29

A rapid down the slope of movement of rocks

Question 30

Abrasion

Answer 30

When rock gets carried by the seat, then gets thrown against the coastline

Question 31

What is hydraulic action?

Answer 31

The force of water crashing against the coastline

Question 32

What is chemical weathering?

Answer 32

Chemicals in rainwater, making change to the minerals in the rock

Question 33

What is attrition?

Answer 33

It is when rocks repeatedly knock into each other

Question 34

Biological weathering

Answer 34

Caused by the movement of plants and animals

Question 35

What is mechanical weathering?

Answer 35

Liquid/water that seeps into cracks and crevices in the rock

Question 36

What is longshore drift?

Answer 36

The transportation that shifts eroded materials along the coastline

Question 37

What is the formation of a bar?

Answer 37

When there is a gap in the coastline

Question 38

Formation of a beach

Answer 38

Eroded material that has been transported

Question 39

What is the formation of Sandunes?

Answer 39

When sand is deposited on top of each other at the back of the beach