Content Topics

Knowledge

Task

What are the factors that influence the energy of a river?

What are the three factors that influence the velocity of a river? How?

What are the 4 factors that influence the volume of a river? How?

 

 

  • River Velocity
  1. Gradient of River
  2. Roughness of channel
  3. Shape of channel
  • River Volume
  1. Size of drainage basin
  2. Presence of vegetation
  3. Permeability of rocks
  4. Climate

 

Refer to River Velocity and River Volume.

 

Complete Worksheet 1.

What are the 4 erosional processes?

 

 

 

What are the four erosional features? Are they formed by either of the 4 erosional processes?

Erosional Processes:

  1. Corrasion
  2. Attrition
  3. Solution
  4. Hydraulic Action

 

Erosional Features

  1. Potholes
  2. Rapids
  3. Waterfalls & Plunge pools
  4. River canyons

Refer to River Erosion.

 

 

 

 

 

 

Refer to trail of a river.

Complete Worksheet 2.

What are the depositional features?

 

Depositional Features

  1. Floodplains and levees
  2. Deltas
  3. Meanders

 

Refer to trail of a river.

Complete Worksheet 3.

How does a river transport its load?

4 Processes

  1. Traction
  2. Suspension
  3. Saltation
  4. Solution

Refer to Transportation along the channel.