美国加州教材 Science-a Closer Look G2 2010.pdf

Program AuthorsDr.Dorothy J.T.TermanDr.Jay K.HackettScience Curriculum Development ConsultantProfessor Emeritus of Earth SciencesFormer K-12 Science and Mathematics CoordinatorUniversity of Northern ColoradoIrvine Unified School District,CAGreeley,COIrvine,CADr.Richard H.MoyerDr.Gerald F.WheelerProfessor of Science Education andExecutive DirectorNatural SciencesNational Science Teachers AssociationUniversity of Michigan-DearbornBank Street College of EducationDearborn,MlNew York.NYDr.JoAnne VasquezContributing AuthorsElementary Science Education ConsultantNSTA Past PresidentDr.Sally RideMember,National Science BoardSally Ride Scienceand NASA Education BoardSan Diego,CAMulugheta Teferi,M.A.Lucille Villegas Barrera,M.Ed.Principal,Gateway Middle SchoolElementary Science SupervisorCenter of Math,Science,and TechnologyHouston Independent School DistrictSt.Louis Public SchoolsHouston,TXSt.Louis,MOAmerican MuseumAMERDinah Zike,M.Ed.of Natural HistoryDinah Might Adventures LPNew York.NYSan Antonio,TXContributing WriterKathryn LeRoy,M.S.Ellen C.Grace,M.S.Executive DirectorDivision of Mathematics and Science EducationConsultantMiami-Dade County Public SchoolsAlbuquerque,NMMiami,FLRFB&DStudents with print disabilities may be eligible to obtain an accessible,audio version of the pupil edition of thiscaming through listening textbook.Please call Recording for the Blind Dyslexic at 1-800-221-4792 for complete information.The McGraw-Hill CompaniesMacmillan/McGraw-HillCopyright 2010 by The McGraw-Hill Companies,Inc.All rights reserved.Except as permitted under the United States Copyright Act,no part of thispublication may be reproduced or distributed in any form or by any means,orstored in a database or retrieval system,without prior permission of the publisher.Send all inguiries to:Macmillan/McGraw-Hill8787 Orion PlaceColumbus,OH 43240-40271SBN:978-0-02-287743-9MHID:0-02-287743-6Printed in the United States of America.123456789(071/043)131211100908ii