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Dynamic Earth 1.4
unit 1 lesson 4
Term | Definition |
---|---|
dune | mounds of wind-deposited sand |
loess | thick deposits of wind-blown, fine-grained sand |
glacier | a large mass of moving ice that forms by compacting snow by natural forces |
glacial drift | materials carried and deposited by a glacier |
creep | extremely slow movement of material down slope |
rockfall | when loose rocks fall down a steep slope |
landslide | the sudden and rapid movement of a large amount of material down slope |
mudflow | the rapid movement of a large mass of mud |