Erosion and deposition by wind, ice & gravity

What is the slow downhill movement of weathered rock material?

•  landslide
• rockfall
• creep
• mudflow

Loess is a valuable resource.  What characteristic makes it so valuable?

• Loess is rich in minerals.
• Loess contains bits of rock.
• Loess does not erode easily.
• Loess is easy to find.

What is a large mass of ice moving over land that exists year round?

• loess
• glacier
• creep
• dune

How does vegetation in the soil affect the rate of erosion?

• It doesn't affect erosion.
• It decreases erosion.
• It increases erosion.

What is the process by which wind, water, ice or gravity transports or moves soil and sediment from one place to another?

• weathering
• deposition
• discharge
• erosion

What is a type of mass movement caused by gravity?

• dune
• loess
• creep
• mudflow

What agent is responsible for the formation of sand dunes?

• Wind
• Water
• Gravity
• Ice

Mounds of wind deposited sand are called ____________.

• creep
• dunes
• glaciers
• sandbars

Loose rock falling down a steep slope is called _____.

• rockfall
• mudflow
• landslide
• glacial drift

Fine-grained sediment called ______ can be carried by wind over long distances.

• lahars
• creep
• loess
• desert pavement