Rocks, Soil and Weathering Study Guide Fill in the rock cycle with the following words. They can be used more than once. melting, compaction & cementation, heat & pressure, weathering & erosion, 1- Jim finds a rock on the beach made up of visible fragments of other rocks and even some shells. What kind of rock do you think it is and why? 2. Factors that Influence Soil Formation – Complete the table below. Factor in Soil Formation Parent Material Time Climate Organisms Slope Description 3- What is the definition of a rock? 4- Identify whether each of the following is chemical or mechanical weathering a. A penny turns green b. A rock becomes smooth in a stream c. Acid rain dissolves a marble statue d. An avalanche breaks down boulders into smaller fragments e. Your bike chain gets rusty because it got rained on f. A person uses sandpaper to smooth out a piece of wood 5- Use the soil texture diagram to figure out each of the textures a. 20% clay, 30% silt, 50% sand b. 40% clay, 20% silt, 40% sand c. 50% clay, 30% silt, 20% sand 6- Fill out the chart! Structure Location Pros Cons Seawall Groin Breakwater Thanks to Mrs. Weghorst and her wiki http://pweghorst .cmswiki.wikisp aces.net/Earth+ and+Environme ntal+Science