A mound of wind-deposited sand that moves as a result of the action of wind is a...
dune
A wind-formed deposit made of fine particles of clay and silt is...
loess
Any large mass of ice that moves slowly over land is...
glacier
The rock material carried and deposited by glaciers is...
glacial drift
The rapid mass movement of rock down a steep slope is...
rockfall
the flow of a mass of mud or rock and soil mixed with a large amount of water is...
mudflow
the sudden movement of earth materials down a slope is...
landslide
the slow downhill movement of weathered rock material is...
creep
a long, relatively narrow island is a...
barrier island
Bonus points! What is a glacier?
large mass of ice