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"Interactive Student Edition", "Physical Science with Earth Science". Moonrise over a rocky Pacific coast serves as the background for a color-enhanced image that shows the emulsifying property of a detergent and a computer-generated model of the chemical structure of vitamin B6. Copyright (c) 2009 by The McGraw-Hill Companies, Inc. All rights reserved. Except as permitted under the United States Copyright Act, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a database or retrieval system, without prior written permission of the publisher. The National Geographic features were designed and developed by the National Geographic Society's Education Division. Copyright (c) National Geographic Society. The name "National Geographic Society" and the Yellow Border Rectangle are trademarks of the Society, and their use, without prior written permission, is strictly prohibited. The "Science and Society" and the "Science and History" features that appear in this book were designed and developed by TIME School Publishing, a division of TIME Magazine. TIME and the red border are trademarks of Time Inc. All rights reserved. Send all inquiries to: Glencoe McGraw-Hill 8787 Orion Place Columbus, OH 43240-4027 ISBN: 978-0-07-880248-5 MHID 0-07-880248-2 Printed in the United States of America. Contents In Brief Science and Technology. Chapter 1 The Nature of Science. 4 Chapter 2 Science, Technology, and Society. 36 Motion, Forces, and Energy. 66 Chapter 3 Motion, Acceleration, and Forces. 68 The Laws of Motion. 96 Energy. 126 Work and Machines. 152 The Earth-Moon-Sun System. 184 The Solar System. 216 Energy in Motion. 250 Chapter 9 Heat and States of Matter. 252 Waves. 286 Sound and Light. 318 Earth's Internal Processes. 352 Forms of Energy. 388 Chapter 13 Electricity. 390 Magnetism. 422 Electromagnetic Radiation. 454 Energy Sources. 484 Weather and Climate. 516 Matter and Earth Materials. 548 Chapter 18 Classification of Matter. 550 Properties of Atoms and the Periodic Table. 576 Earth Materials. 606 Chapter 21 Earth's Changing Surface. 644 Interactions of Matter. 684 Chapter 22 Chemical Bonds. 686 Chapter 23 Chemical Reactions. 718 Solutions, Acids, and Bases. 750 Nuclear Changes. 784 Stars and Galaxies. 816 Ключевые слова: group, faunal succession, gpescience, masa, valles marineris, publics attention, percent, aq, data, karalespeter arnold, orange juice, identify, element, eje, geiger counter, nasajplnorthwestern university, molecule, san francisco, aceleracin, nucleus, problem, force, kw, fritz strassmann, melissa turk, wintersphoto researchers, answer, graph, science, vibrating electric, scientific notation, good ventilation, distance, surface, oven mitt, soil, una barra, compound, charge, life, nuclear reactions, distant planetoid, unable, property, intake stroke, henri becquerel, sun, wave, reaction, air, magnet, cm, motion, matter, substance, poppy seed, type, rock, iv, field, magnetic fields, earth, speed, global positioning, coiledspring toy, questions, car, roller coaster, solution, water, large, main ideas, ns ns, player, temporary final, startling truth, trayecto curvo, technology, process, review, ion, mass, explain, occurs, great britain, great lakes, solar, meridiani planum, liquid, question, nia, mid-ocean ridge, galaxy, test, wavelength, emergency, amusement park, sadi carnot, lunar module, barry runk, sunflower seed, area, nio, mucous membrane, fnet, mount pinatubo, springtime ozone, table, acid, cubic decimeter, la, lab, thermal, national aeronautics, energy, roman numeral, wa, change, doe, waxing crescent, getty images, northern canada, electron, result, ha, equation, people, flow, direction, schneidervisuals unlimited, scientist, thermal energy, produce, apparent magnitude, artists conception, object, electrical, planet, magnetic, prime meridian, unit, law, proxima centauri, chapter, step, heat, paper, star, tuning fork, light, gas, moon, particle, material, doug martin, measure, electric, number, huygens probe, frequency, los electrones, analysis, temperature, mineral, point, sound, power, ensured handwashing, cordless phone, los objetos, check, work, increase, albert einstein, mirrors lenses, space, kentearth scenes, lunar prospector, fallen, model, cl ar, respiratory tract, chemical, form, formed, place, luna, metano atmosfrico, icon images, atom, erupted, year, opone, industrialized nation, time, binder clip, elastic rebound, sn sn, visual representation, nuclear, mv, hertz, tierra, compare, universal gravitation, difference, volcanic bomb, compact disc, current