F.4 DSE Geography - Unit 2.8 - Concept checkpoint 1

Waves are created by...

• Gravity

• Wind

• Soil

• Seawater itself

Waves approaching to the shore are called...

Waves going back to the shore are called...

Which of the following are the characteristics of constructive waves?

• Long wave length

• Tall wave height

• Favouring deposition

• Swash is stronger than backwash.

Which of the following are the characteristics of destructive waves?

• Short wave length

• Tall wave height

• Favouring erosion

• Swash is stronger than backwash.

What is meant by 'hydraulic action' in coastal geography?

• Rocks are grinding each other.

• Rocks are hitting the seabed and sea cliffs.

• Seawater is hitting and breaking the rock apart and into pieces.

• Soluble minerals are dissolved into seawater.

What is meant by 'abrasion' in coastal geography?

• Rocks are grinding each other.

• Rocks are hitting the seabed and sea cliffs.

• Seawater is hitting and breaking the rock apart and into pieces.

• Soluble minerals are dissolved into seawater.

Which of the following location favours deposition?

• Exposed coasts

• Sheltered coasts