Genre Nonfiction Comprehension Skill Compare and Contrast Text Features Captions Diagrams Labels Glossary Science Content Rocks and Soil Scott Foresman Science 3.7 ISBN 0-328-13827-4 ì<(sk$m)=bdichc< +^-Ä-U-Ä-U Vocabulary decay igneous rock loam metamorphic rock mineral nutrient rock sedimentary rock soil 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). Opener: Getty Images; 2 Getty Images; Backgrounds: Getty Images. Scott Foresman/Dorling Kindersley would also like to thank: 2 (CR), 8 (CR, BC), 9 (CL, BR), 12 (CR) Natural History Museum, London/DK Images. Unless otherwise acknowledged, all photographs are the copyright © of Dorling Kindersley, a division of Pearson. ISBN: 0-328-13827-4 Copyright © Pearson Education, Inc. All Rights Reserved. Printed in the United States of America. This publication is protected by Copyright, and permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s), write to Permissions Department, Scott Foresman, 1900 East Lake Avenue, Glenview, Illinois 60025. 3 4 5 6 7 8 9 10 V010 13 12 11 10 09 08 07 06 05 What did you learn? 1. Which kind of rock forms in layers? 2. What are three ways that minerals are described? 3. What are some ways minerals help you to stay healthy? 4. On page six, you read about metamorphic rock. Write to explain how metamorphic rock forms from limestone, based on by L. L. Owens what you have read. 5. Compare and Contrast How does soil with a lot of clay compare to soil with a lot of sand? Rocks A