Riverwatch Lesson

Waterfalls often form in the upper stages of a river where it flows over different bands of rock. What type of rock dose it erod

• Hard
• Soft

Where would you find a waterfall?

• Upper course
• Middle Course
• Lower Course

The long profile of a river is divided into 3 parts: the upper course, the middle course and the lower course.

• True
• False

As a waterfall retreats upstream, it creates a feature called:

• gorge

• v shaped valley

• interlocking spur

• river cliff

Which erosional landform creates land which links together?

• Levees

• Meanders

• Interlocking spurs

• waterfalls waterfalls

Flood plains and Deltas are found in which part of a river system?

• Upper course

• Lower course

• Middle course

• Every part/course

The start of a river is called the what?

• River summit
• River source
• River start
• River mouth

Deposition is when ...

• Objects are moved along the river.
• Objects are dropped along the river.
• Objects are suspended in the water.
• Objects are move into the ocean.

Rivers erode the land to make what shaped valleys?

• U shaped

• C shaped

• T shaped

• V shaped

Changes to the Earth’s surface caused by glaciers often creating U-Shaped Valleys.

• glacial erosion

• river erosion

• river deposition

• Ice wedging