Rivers and Landforms!

What landform is this?

• delta

• canyon

• V - shaped valley

• sand dune

The start of a river is called the what?

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

A river starts very small before getting larger. What is the name given to a small river that joins a larger river?

• Confluence
• Tribunal
• Tributary
• Joiner

A waterfall is most likely to be found closer to what part of the river?

• River mouth
• River source

There are four main types of erosion for rivers. Which answer is correct.

• Hydraulic Action, Attrition, Rubbing, Silting
• Hydraulic Action, Abrasion, Deposition, Solution
• Hydraulic Action, Abrasion, Silting, Solution
• Hydraulic Action, Solution, Abrasion, Attrition

Attrition is when ..

• large rocks smash against each other.
• small rocks rub against each other.
• sand and other fine particles float.
• water flows into the rocks.

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.

Transportation in river systems has four main categories. These are ...

• Suspension, Solution, Attrition, Abrasion.
• Suspension, Solution, Saltation, Abrasion.
• Suspension, Solution, Saltation, Attrition.
• Suspension, Solution, Saltation, traction.

What is solution?

• Water dissolving soluble minerals from bed and banks

• Water forced into cracks in the banks

• Wear other rocks away

• Make water look cloudy or muddy

What is hydraulic action?

• Rocks and stones act like sandpaper

• Heavier material is carried along the bed

• Water is forced into cracks in the bank. Eventually, it breaks up

• None of the above