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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 |