Wind Erosion and deposition

Wind Erosion and deposition

Write down important vocabulary. You will need this vocabulary at the end of the Unit.

Saltation:

Movement of particles by a series of short bounces along the surface of the ground, and dislodging additional particles with each impact. The bouncing particles ranging in size from 0.1 to 0.5 mm usually remain within 30 cm of the surface.

By now you should know these words...

• Abrasion

• Deflation

• Saltation

• Graded bedding

• Cross section

• Sand Dunes

• Loess

Multiple Choice

Which climates favor wind erosion?

• Humid climates

• Dry climates

Multiple Choice

Graded bedding is...

• a very uncomfortable bed

• Sediments laying on top of a bed

• Sediments arranged by size - sorted sediments

• Sediments arranged by size - unsorted sediments

THIS IS IMPORTANT TO REMEMBER

Sandunes have a windward and a leeward side just like mountains. (No climatic changes in sand dune thought :P)

Analyze the picture. Which direction is the wind flowing from?

Multiple Choice

Analyze the picture. Which direction is the wind flowing from?

• East

• West

• NE

• SW