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Mechanical and Chemical Weathering: Ice Wedging and Acid Rain

Learn about the property of water that causes ice wedging and the main acids found in acid rain. Explore the formation of Landscape Arch through weathering and erosion processes.

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Mechanical and Chemical Weathering: Ice Wedging and Acid Rain

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  1. Thursday, December 19, 2019 Objective: YWBAT describe mechanical and chemical weathering. Drill: Describe the property of water that causes ice wedging? Homework Reread Chapter 10 Section 1

  2. Answer Water expands when it freezes

  3. Did you know…? Landscape Arch, at 88 meters (289 feet), is the longest natural arch in Arches National Park, Utah. Many geologists believe Landscape Arch is the longest natural arch in the world. Like all natural arches, Landscape Arch was formed by the processes of weathering and erosion.

  4. Today’s Activities Drill Partner Read Section 1 DR – Weathering (Section 1) Conclusion

  5. Closure What are two of the main acids found in acid rain?

  6. Closure Answer Nitric and Sulfuric Acid

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