Coasts (Key Terms)

Question 1

What are some examples of sedimentary rocks and how fast do they erode?

Answer 1

Sedimentary rocks erode at a rate of 0.5-10cm per year. Examples include:
• Sandstone
• Limestone
• Shale

Question 2

What are some examples of igneous rocks and how fast do they erode?

Answer 2

Igneous rocks erode at a rate of less than 0.1cm per year.
Examples include:
• Granite
• Basalt
• Dolerite

Question 3

What are some examples of metamorphic rocks and how fast do they erode?

Answer 3

Metamorphic rocks erode at a rate of 0.1-0.3cm per year.
Examples include:
• Slate
• Schist
• Marble

Question 4

What is unconsolidated sediment?

Answer 4

Material such as sand, gravel, clay and silt that has not been completely cemented to become sedimentary rock (not undergone lithification) and so is loosed and easily eroded.

Question 5

What is the Dalmatian coast?

Answer 5

The Dalmatian coast is found in Croatia. It is comprised of offshore islands, and coastal inlets parallel to the coastline.
The anticlines are the offshore islands, and the synclines are the gaps inbetween which have been flooded.

Question 6

What does lithology mean?

Answer 6

Lithology is the physical properties of a rock

Question 7

Where is an example of a salt marsh?

Answer 7

There is an example of a salt marsh at Keyhaven

Question 8

What is a ria?

Answer 8

A ria is a coastal inlet which is formed by the submergence of a river valley.
An example is at Southampton.

Question 9

What are some examples of emergent coastlines?

Answer 9

Raised beaches
Fossil cliffs

Question 10

What are some examples of submergent coastlines?

Answer 10

Ria
Fjord
Dalmatian coast

Question 11

Who are the IPCC?

Answer 11

The Intergovernmental Panel on Climate Change