Genre Nonfiction Comprehension Skill Compare and Contrast Text Features Captions Diagram Glossary Science Content Sound Scott Foresman Science 3.14 ISBN 0-328-13849-5 ì<(sk$m)=bdieje< +^-Ä-U-Ä-U Vocabulary Extended Vocabulary compression wave pitch vibration glider Mach sonic boom sound barrier space shuttle SST supersonic 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: US Department Of Defense/Photo Researchers, Inc.; 3 Getty Images; 4 Bettmann/Corbis; 6 Andy Crawford/Imperial War Museum, London /DK Images; 8 US Department Of Defense/Photo Researchers, Inc.; 11 (TC) Corbis; 12 George Hall/Corbis; 14 (CL) Richard Cohen/Corbis, (B) Charles M. Ommanney/Rex Features, Limited; 15 (TC) Dryden Flight/NASA. Unless otherwise acknowledged, all photographs are the copyright © of Dorling Kindersley, a division of Pearson. ISBN: 0-328-13849-5 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. What features did the Concorde have that helped it fly fast? 2. How did people fly before the airplane was invented? 3. What causes a sonic boom? by Wendy Weiss 4. You have read about how the space shuttle is actually a spaceship and not an a

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