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2.1 & 2.2
Term | Definition |
---|---|
erosion | harsh movement of wind, ice, and water |
deposition | in which a material is laid down |
floodplain | an area along the river |
delta | a mass of material deposited |
groundwater | water beneath the earth |
beach | an area of shore line made up of deposited segment |
sandbar | a low ridge of sand deposited along the shore of a lake or sea |
barrier island | long ridge of sand |
loess | fined-grained segment of quartz |
glacier | a large mass of ice year-round |
glacial drift | rock carried by other glacier |
creep | the slow downhill movement of weathered rock material |
rockfall | mass of falling rock |
landslide | the sudden movement of a rock |
mudflow | the flow of a mass of mud and rocks |