Saturday, February 13, 2016 Objective: YWBAT define weathering and soil formation WOW. Drill: Describe the similarities between the ways tree roots and ice mechanically weather rock. Homework Study WOW! Rocks Test make-up tomorrow. Answer Both tree roots and ice enter cracks in rock and expand, making the cracks wider and shattering the rock. Did you know? Before the Japanese government built a concrete base on Mount Fuji, as much as 300,000 tons of rock and soil were lost down the mountainside every year. Todays Activities Drill Study Jam Weathering and Erosion Review WOW pictures Quizlet Conclusion Weathering WOW Use the glossary and check your definitions. Compare with the people at your table and come up with the BEST images for each definition. Create a new quizlet set titled Weathering and Soil Formation Closure Chemical or Mechanical: an alpine glacier advancing down a valley Closure Answer Mechanical: an alpine glacier advancing down a valley