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Name Date Class Directed Reading for Content Mastery Section 1 ■ Weathering and Soil Formation Meeting Individual Needs Directions: Write the term that matches each description below on the spaces provided. Then rearrange the boxed letters to answer the final question. 1. ___ ___ ___ ___ ___ 2. ___ ___ ___ ___ ___ ___ ___ ___ ___ 3. ___ ___ ___ ___ ___ ___ ___ ___ 4. ___ ___ ___ 5. ___ ___ ___ ___ ___ 6. ___ ___ ___ ___ ___ ___ ___ ___ ___ 7. ___ ___ ___ ___ ___ ___ ___ 8. ___ ___ ___ 9. ___ ___ ___ ___ ___ ___ ___ 1. gas that is a major cause of chemical weathering 2. surface land features such as flat or hilly 3. freezing and thawing cycle that causes potholes in roads and breaks in rocks 4. mixture of weathered rock, organic matter, water, and air 5. acid produced by some plant roots 6. weathering that breaks down rocks without changing them chemically 7. acid formed from water mixing with carbon dioxide 8. caused by chemical reaction of iron and oxygen 9. weathering that changes the chemical composition of rocks 10. What is the natural process that causes rock to break down? ____________________ Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc. 20 Weathering and Erosion
Name Date Class Directed Reading for Content Mastery Section 2 ■ Erosion of Earth’s Surface Directions: For each of the following, write the letter of the term or phrase that best completes the sentence. 1. Erosion called mass movement is caused by ______. a. wind b. gravity c. earthquakes d. runoff 2. The major result of heavy rains or melting snow and ice is ______. a. abrasion b. creep c. valley glaciers d. mudflow 3. Sediment of different-sized particles left by ice from glaciers is called ______. a. till b. outwash c. cirque d. slump 4. Small channels called ______ are cut into Earth’s surface when sheets of water flow around obstacles and become deeper. a. gullies b. sand bars c. rills d. deltas 5. ______ are the most important agent of erosion on Earth. a. Winds b. Glaciers c. Sand dunes d. Streams Meeting Individual Needs Directions: Complete the paragraphs by filling in the blanks using the terms listed below. Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc. mudflows rock gravity ice glaciers mass movement erosion rock slides water slump cirques 6. ________________ is the wearing away and removal of 7. _________________ material. Erosion occurs because 8. __________________, 9. ________________, wind, and 10. ____________________ sculpt Earth’s surface. Gravity causes different kinds of 11. ____________________ such as 12. ____________________, creep, and 13. __________________. Gravity also causes 14. __________________, layers of rock breaking loose and sliding down slopes. In cold regions, snow can accumulate over many years to form huge masses of ice called 15. ____________________. They can remove rock from mountain tops, leaving depressions called 16. ____________________. Weathering and Erosion 21
Page 1 and 2: Glencoe Science Chapter Resources W
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Page 5 and 6: Name Date Class Dissolving Rock wit
Page 7 and 8: Name Date Class Classifying Soils L
Page 9 and 10: Name Date Class Design Your Own Mea
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Page 26 and 27: Satisface las necesidades individua
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Page 36 and 37: Assessment Assessment 34 Weathering
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