Landforms Weathering Erosion Deposition

What causes a U shaped valley to form?

• Wind weathers and erodes sediment.

• A glacier weathers and erodes sediment.

• A river weathers and erodes sediment.

• The sun heats the Earth.

What causes a sand dune to form?

• Wind erodes and deposits the sediment.

• A river deposits the sediment.

• A glacier erodes and deposits the sediment.

• Frost Wedging splits up the sediment.

How does a canyon form?

• A glacier moves through it.

• Frost Wedging occurs.

• A river erodes sediment and carves it.

• Wind erodes it away.

How does a delta form?

• Wind deposits sediment there.

• A river erodes the sediment away.

• Ocean currents deposit the sediment.

• A river deposits the sediment at the mouth of the river.

What is erosion?

• the moving of sediment

• the breaking down of sediment

• the settling of sediment

• the dropping of sediment