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Erosion Assignment

Erosion Assignment. Water, Ice, and Wind. Key Concepts/Vocabulary. Section 6.2 The Work of Streams How do streams erode their channels and transport sediment? What are the two types of stream valleys? How does stream deposition occur? Define : delta, natural levee, and floodplain

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Erosion Assignment

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  1. Erosion Assignment Water, Ice, and Wind

  2. Key Concepts/Vocabulary Section 6.2 The Work of Streams • How do streams erode their channels and transport sediment? • What are the two types of stream valleys? • How does stream deposition occur? • Define: delta, natural levee, and floodplain Section 7.1 Glaciers • What landscape features do glaciers form (two answers)? • How do glaciers cause erosion? • What distinguishes the various types of glacial drift? (two answers) • Define: glacier, glacial trough, till, stratified drift, moraine Section 7.3 Landscapes Shaped by Wind • How does deflation cause erosion in the desert? • How does abrasion shape desert landscapes? • What types of landforms are deposited by wind? • Vocab: deflation, desert pavement, loess, and dune

  3. Comparing Agents of Erosion Pg. 208-209 Assessment 1-5

  4. Review Questions • A rock that forms from cooling lava is classified as an _____. • What are the major components of soil? • Why can two igneous rocks have the same minerals but different names? • The three groups of rocks are classified by _____. • Compared to the past, rates of soil erosion are _____. • A metamorphic rock can be classified according to its _____. • Sedimentary rocks with ripple marks suggest that the rocks formed _____. • Lava that cools so quickly that ions do not have time to arrange themselves into crystals will form igneous rocks with a _____. • The gradual rounding of the corners and edges of angular blocks of rock is called _____. • List human activities that have caused an increase in soil erosion.

  5. Review Questions • A rock that forms from cooling lava is classified as an _____. Extrusive igneous rock • What are the major components of soil? Mineral matter, humus, air, and water • Why can two igneous rocks have the same minerals but different names? The rocks may have different textures. • The three groups of rocks are classified by _____. How they are formed • Compared to the past, rates of soil erosion are _____. Faster • A metamorphic rock can be classified according to its _____. Texture and composition • Sedimentary rocks with ripple marks suggest that the rocks formed _____. Along a beach or stream bed • Lava that cools so quickly that ions do not have time to arrange themselves into crystals will form igneous rocks with a _____. Glassy texture • The gradual rounding of the corners and edges of angular blocks of rock is called _____. Spheroidal weathering • List human activities that have caused an increase in soil erosion. Plowing land for farming, clear-cut logging, and clearing land for construction.

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