Genre Nonfiction Comprehension Skill Compare and Contrast Text Features Captions Diagrams Labels Glossary Science Content Rocks and Soil Scott Foresman Science 3.7 ISBN 0-328-13828-2 ì<(sk$m)=bdicij< +^-Ä-U-Ä-U Vocabulary Extended Vocabulary decay igneous rock loam metamorphic rock mineral nutrient rock sedimentary rock soil delta drought famine fertilize floodplain irrigate oasis What did you learn? 1. What makes a fertile flood so good for the farmers and the community? 2. What are some of the natural events that will cause the rivers to flood in Bangladesh? by Kristin Cashore 3. What makes the Okavango River different from the other rivers you read about in this book? 4. In this book you read about the flooding of the Nile River and the building of the Aswan High Dam. Write to explain how the Aswan High Dam has changed the behavior of the Nile River. Give examples of both good and bad effects of the Aswan High Dam. 5. Compare and Contrast What are the similarities between irrigating and fertilizing? What are the differences? Picture Credits Every effort has been made to secure permission and provide appropriate credit for photographic material. The publisher deeply regrets any omission and pledges to correct errors called to its attention in subsequent editions. Photo locators denoted as follows: Top (T), Center (C), Bottom (B), Left (L), Right (R), Background (Bkgd). 1 Mike Surowiak/Getty Images; 6 ©Airphoto; 9 (T) Robert Harding World Imagery/Alamy Images, (B) John Hepver/The British Museum/DK Images; 11 NASA/Photo Researchers, Inc.; 12 (B) Trygve Bolstad/Panos Pictures; 13 Ian Berry/©Magnum Photos; 14 (BL) Martin Harvey/NHPA Limited. Unless otherwise acknowledged, all photographs are the copyright © of Dorling Kindersley, a division of Pearson. ISBN: 0-328-13828-2 Copyright © Pearson Education, Inc. All Rights Reserved. Printed in the United States of America. This publication is protected by Copyright, and permission should be obta