Geology Crossword
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
                            
 
 
Down: 1) replace molecules in dead organisms with minerals2) a large, slow-moving mass of ice3) soil, sand, and rocks carried by wind and water4) the breaking of rocks into smaller pieces5) a footprint or other track of an organism that has been preserved in rock7) moving of weathered rock and soil9) a material formed when oxygen joins chemically with a mineral10) rock formed when heat and pressure change the minerals in igneous or sedimentary rocks12) the ways that rocks change from one form to another13) a fossil formed by sediments filling a mold16) water that drains off the land17) a hollow left in sediment after an organism dissolves Across: 6) a period of thousands of years when snow and ice cover much of the earth8) rock formed from cooled magma11) the dropping of sediments moved by erosion14) a process that changes the minerals in rocks15) rock that forms from cemented or pressed sediments18) a substance made up of atoms arranged in a repeating pattern. All the crystals of a mineral have the same basic shape, but can be different in size
 

 

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