This lesson has 2 geology history mysteries for you to explore. First, you’ll learn about the different conditions that determine whether a canyon or a v-shaped valley is more likely to form. Then, you’ll learn about the mushroom-shaped rocks called earth pillars (or hoodoos). After all that talk about erosion, you’ll get to do a sorting activity to learn about the differences between weathering, erosion, and deposition.
What you’ll learn:
- How erosion from rainfall creates certain landforms.
Lesson Content
Prep
Planning & Materials
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Lesson
Discussion
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Video | Erosion History Mysteries Part 1
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Experiment | Canyons vs. Valleys Erosion
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Video | Earth Pillars (Erosion History Mysteries Part 2)
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Keep Exploring
Nomenclature and Classification | Weathering, Erosion, and Deposition
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Answers
Answer Key | Erosion from Rainfall
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