Coastal Features
How long does it take to form a stump?
Millions of years
Hydraulic acid is the sheer power of what element?
Air
True/False
25 percent of creatures live in coral reefs.
True
What does coastal management involve?
To protect the coast
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.
What do rocks do in the process of attrition?
Knock against each other.
What are some rules that we are not supposed to do to the coral reefs?
Don't step /No touching
Are sea walls hard engineering or soft engineering?
Hard Engineering
What causes sand to move that leading to longshore drift?
The waves
What is it called when rocks grind along a rock platform like sand or paper?
Abrasion
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
What is the definition of hard engineering?
Man-made structures
What is the long and thin, and curved-at-the-end structure that forms in the ocean due to waves?
A spit
Name the main two types of cliffs that are prone to solution erosion.
Chalk and limestone
Explain why there are no coral reefs in Japan. (main island)
The water is cold for corals cannot survive.
What is one of the benefits of groynes?
Cheap/ builds the beach
What type of coastal feature causes a cliff to retreat?
Wave-cut platform
Name the process of transportation in coastal erosion.
Traction, Saltation, Suspension, Solution
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
What does coral reef regeneration do?
Protection against waves and storms/ support biodiversity