River Processes Erosion

When rocks bang together becoming rounder, smaller  and smoother.

• Hydraulic Action
• Attrition
• Abrasion
• Corrosion

This method of erosion is when the force of water breaks the river bed and banks.

• Attrition
• Abrasion
• Corrosion
• Hydraulic Action

Some particles are eroded by being dissolved in the weak acids of water.

• Corrosion
• Abrasion
• Attrition
• Hydraulic Action

Which of the following is the key term that describes the point at which a small river enters another river

• Tributary
• Watershed
• Source
• Confluence

A small stream or river feeding into the main river is known as...

• Confluence
• Source
• Tributary
• Mouth

What is the name of the point where a river starts?

•  Source
•  Point A
•  Heart
• Opening 

An imaginary line separating one drainage basin from the next

• Flood plain
• Drainage basin
• Watershed
• Confluence