Coastal Features
Coastal Erosion
Coral Reefs
Coastal Management
100

How long does it take to form a stump?

 Millions of years

100

Hydraulic acid is the sheer power of what element?

Air

100

True/False

25 percent of creatures live in coral reefs.


True

100

What does coastal management involve?

To protect the coast

200

What is the difference between a cave and an arch?

Arches are open on both sides of the headland, but caves are only open on one side.

200

What do rocks do in the process of attrition?

Knock against each other.

200

What are some rules that we are not supposed to do to the coral reefs?

Don't step /No touching

200

Are sea walls hard engineering or soft engineering?

Hard Engineering

300

What causes sand to move that leading to longshore drift?

The waves

300

What is it called when rocks grind along a rock platform like sand or paper?

Abrasion


300

True/False

Coral reefs are found in oceans at depths of less than 27 meters deep and need warm water between 20-28 degrees Celsius.

False

300

What is the definition of hard engineering?

 Man-made structures

400

What is the long and thin, and curved-at-the-end structure that forms in the ocean due to waves?

A spit

400

Name the main two types of cliffs that are prone to solution erosion.

Chalk and limestone


400

Explain why there are no coral reefs in Japan. (main island)

The water is cold for corals cannot survive.

400

What is one of the benefits of groynes?

Cheap/ builds the beach

500

What type of coastal feature causes a cliff to retreat?

Wave-cut platform

500

Name the process of transportation in coastal erosion.

Traction, Saltation, Suspension, Solution

500

Fill in the blank

A coral reef is made up of millions of ____ ___. These are tiny animals, but they contain a plant called _____.

Use this format: 1. Answer 2. Answer

1.Coral Polyps 2.Algae

500

What does coral reef regeneration do?

Protection against waves and storms/ support biodiversity