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LA History Ch 1 Voc
| Question | Answer |
|---|---|
| an underground water reservoir | aquifer |
| an underground barrier of mud in a river | bar |
| an island running parallel to the mainland built up by the action of waves and currents, that serves to protect the coast from erosion | barrier island |
| fresh and saltwater mixed together | brackish |
| a ridge of high ground in the coastal marsh that runs parallel to the coast line | chenier |
| the loss of coastal land | coastal erosion |
| wet grassland amount a coastal line | coastal marsh |
| the gradual movements of continents | continental drift |
| a relatively shallow seabed surrounding a continent | continental shelf |
| a landform shaped by sediment deposits at the mouth of a river tidal inlet | delta |
| a fracture in the earth's crust | fault |
| a plain boarding a river subject to flooding | floodplain |
| the study of the earth was curved | geology |
| an increase in the average temperature of the earth's atmosphere | global warming |
| a shallow body of water especially one separated from a larger body of water | lagoon |
| windblown deposit of fine grained slat | loess |
| molten rock | magma |
| to wind or turn | meander |
| mound like formations at the mouths of rivers caused by pressure from depositing sediment | mud lump |
| strips of elevated land along the riverbank | natural levee |
| a present-shaped lake formed when a river meander is cut off from the main channel | Oxbow lake |
| an ancient super continent that divided all the landmass of the earth | Pangaea |
| sediment built up in a turn of a river that forces the current to erode the opposite bank | point bar |
| a natural or artificial pond or lake used for water shortage | reservoir |
| a tall, vertical column of salt squeezed up through the ground by extreme pressure | salt dome |
| saltwater movement in a marsh | saltwater intrusion |
| suspended particles of dirt and sand carried by river water | sediment |
| rock formed by sediment and pressure | sedimentary rock |
| forces that cause land masses to split apart or collide together | tectonic forces |
| an elevated ridge of an old riverbed | terrace |
| the depth in the ground at which water is located | water table |