Weathering and erosion revision

A levees are features found along ___________ and are formed by primarily ______________

• rivers; deposition

• coasts; deposition

• rivers; erosion

• glaciers; erosion

Sediments are -

• large rocks

• very small rocks and dirt

• crystals

• water

Deposition occurs when a river...

• ...begins to flow faster.

• ...begins to flow slower.

• ...carries sediment down stream.

• ...flows around a meander.

What is the first stage in a stack formation?

• Arch is formed
• Cave is formed
• Line of weakness in rock
• Stump is formed

Identify the landform.

• Arch

• Tombolo

• Stack

• Cave

What ecosystem forms behind a spit?

• Sand Dune
• Salt Marsh
• Coral Reef
• Mangrove

What are jagged ridges that form on mountains called?

• U-shaped valleys

• cirques

• aretes

• horns

A _____ is a meandering narrow ridge formed when water, flowing in a tunnel underneath a melting glacier, deposited sediment

• Ice hollow

• Moraine

• Esker

• Drumlin

Which way do sand dunes move?

• up & down
• to the west
• toward the sea
• in the direction of the wind

What is the steep side of a dune called?

• slip face
• slip
• slope
• saltation