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Across 1. Deposits of calcium carbonate hanging from cave roofs. 3. A cresent shaped lake in a meander of a river. 4. Deep surface depression. 5. Sharp ridges that seperate adjecent glacially carved valleys. 8. Vibrations within the Earth set off by earthquakes. 12. Breaks in rock produced by plates moving. 13. Channel made by small stream. 15. Steep slope formed by vertical movement of Earth. 16. Small lakes in the hollowed-out depressions. 17. Fan-shaped accumulation of alluvium. 20. Steep sided cinder cone. 22. Upper limit of the saturated zone. 23. A valley area bordering a stream that is subject to flooding. 24. Small conical hills of sediment. 25. Result of hearvy rain and poor farming techniques. 28. The action of the acid in chemical weathering. 31. Steep-sided, flat-bottomed gully. 33. Formation of a stalactite and stalagmite that join to one structure. 34. A trianglular-shaped deposit of mud. 36. When oxygen combines with mineral components. 37. Underground porous and permeable rock holding ground water.

Down 1. Gently sloping; eruption without an explosion. 2. Seismic seawaves genarated by an earthquake. 3. Gently sloping area in front of glacier. 4. deposit of calcium carbonate that builds upwards from cave floors. 6. Separation away from the fault. 7. Fractures tha tare cracks. 9. A trough of stratified rock; downarched 10. The chemical change that occurs in chemical weathering. 11. Permanently frozen subsoil. 14. An embankment on the sides of a meandering river. 18. The down slope movement of earth material due to gravity. 19. Result of precesses that loosen, dissolve, and remove earth. 21. Mechanical processes that fragment and decompse rock materials. 26. Bowing of the earth's surface. 27. An arch of stratified rock; bend opposite from crest. 29. A dry, braided channel in the desert. 30. Rock layers that buckle under pressure. 32. Lakes formed by glacial melt. 35. Mixture of loose material found at the earth's surface.