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Published byIlene Lindsey Modified over 9 years ago
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Saturday, January 02, 2016 A-Day Objective: YWBAT describe how ice, rivers, tree roots, and animals cause mechanical weathering. Drill: Describe the similarities between the ways tree roots and ice mechanically weather rock. Homework Play Outside!!
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Answer Both tree roots and ice enter cracks in rock and expand, making the cracks wider and shattering the rock.
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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.
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Today’s Activities Drill Set – up WOW Trifold Conclusion
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Create a WOW Folder Science * Drills - Drill 10-6 * WOW - WOW weathering
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Mechanical Weathering Trifold Trifold must include: About – definition & example Abrasion – wind, water, & gravity – description & illustration Ice wedging – description & illustration Plants – description & illustration Animals – description and illustration It should be neat and spelled correctly
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Closure Chemical or Mechanical: an alpine glacier advancing down a valley
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Closure Answer Mechanical: an alpine glacier advancing down a valley
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