Types of erosion

What is erosion?

• Erosion is the process of wearing away and transporting soil and rock by natural forces.
• Erosion is Erosion.

• Erosion is the act of building up soil and rock layers.
• Erosion is the process of planting and nurturing vegetation.

Which of these are an example of erosion?

• Light Shinning on a mountain
• Rain breaking down rock 
• Wind blowing away sediment
• All of the above

How many types of erosion are there?

• 1

• 2

• 3

• 4

Choose the four types of erosion.

• Attrition

• Hydraulic action

• Deposition

• Abrasion

• Solution

What is hydraulic action?

• Hydraulic action is the process of water heating up.
• Hydraulic action refers to the movement of air in the atmosphere.
• Hydraulic action is the formation of clouds due to humidity.
• Hydraulic action is the erosion caused by the force of moving water.

What is abrasion?

• Abrasion is the process of wearing away a surface through friction.
• Abrasion is a type of chemical reaction in materials.
• Abrasion refers to the process of melting surfaces together.
• Abrasion is the result of heat exposure on surfaces.

(a)   is the process of rocks and pebbles colliding into each other.

Weathering is the same as erosion.

• True

• False

Solution is…

• a type of erosion where rocks dissolve the water.

• The answer to a problem.

• a type of erosion where water dissolves certain rocks.

• A solute + solvent.

What type of coastal wave causes erosion?

• Swash

• Backwash

• Constructive waves

• Destructive waves