Glaciers and Ice Wedging

Fourth graders observe buckling sidewalks and potholes before attempting to determine how these things are caused. They freeze water filled plastic cups that have been covered. As the water freezes, the students observe what happens to the top as they determine that the expanding ice pushes the cap off. Finally, they relate this to erosion and weather that is caused by ice.

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Resource Details

Earth Science
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Resource Type
Lesson Plans
2 days
Instructional Strategies
Inquiry-Based Learning
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Fine Print