| OXIDAITON | | Steep sided cinder cone. |
| STALAGMITES | | Deep surface depression. |
| OXBOW LAKE | | Bowing of the earth's surface. |
| FAULT ESCARPMENT | | Seismic seawaves genarated by an earthquake. |
| TSUNAMI | | Formation of a stalactite and stalagmite that join to one structure. |
| FAULTS | | An arch of stratified rock; bend opposite from crest. |
| KARST | | Mechanical processes that fragment and decompse rock materials. |
| JOINT | | Rock layers that buckle under pressure. |
| ALLUVIAL FAM | | Sharp ridges that seperate adjecent glacially carved valleys. |
| TARNS | | A trianglular-shaped deposit of mud. |
| SHIELD VOLCANO | | Result of precesses that loosen, dissolve, and remove earth. |
| ARETES | | Gently sloping area in front of glacier. |
| RILL | | deposit of calcium carbonate that builds upwards from cave floors. |
| GULLEY | | Small lakes in the hollowed-out depressions. |
| WASHES | | A cresent shaped lake in a meander of a river. |
| PERMAFROST | | Underground porous and permeable rock holding ground water. |
| MASS WASTING | | Steep-sided, flat-bottomed gully. |
| FOLDING | | Permanently frozen subsoil. |
| SINKHOLE | | Lakes formed by glacial melt. |
| FLOOD PLAIN | | The chemical change that occurs in chemical weathering. |
| AQUIFER | | Separation away from the fault. |
| ARROYOS | | A trough of stratified rock; downarched |
| SOIL | | Gently sloping; eruption without an explosion. |
| WARPING | | An embankment on the sides of a meandering river. |
| ANTICLINE | | Fan-shaped accumulation of alluvium. |
| WEATHERING | | When oxygen combines with mineral components. |
| WATER TABLE | | Breaks in rock produced by plates moving. |
| RIFT VALLEY | | A dry, braided channel in the desert. |
| SYNCLINE | | The down slope movement of earth material due to gravity. |
| CARBONATION | | Result of hearvy rain and poor farming techniques. |
| OUTWASH PLAIN | | Vibrations within the Earth set off by earthquakes. |
| CIRQUE | | The action of the acid in chemical weathering. |
| STRATO VLOCANO | | Steep slope formed by vertical movement of Earth. |
| HYDROLYSIS | | Mixture of loose material found at the earth's surface. |
| SEISMIC WAVES | | Small conical hills of sediment. |
| PILIAR | | Fractures tha tare cracks. |
| DELTA | | Upper limit of the saturated zone. |
| EROSION | | Deposits of calcium carbonate hanging from cave roofs. |
| NATURAL LEVEE | | A valley area bordering a stream that is subject to flooding. |
| STALACTITES | | Channel made by small stream. |
