Glencoe Physical Science

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ConsultantDouglas Fisher, PhysicalScienceCopyright by the McGraw-Hill Companies, Inc. All rights reserved. Permission is granted to reproduce thematerial contained herein on the condition that such material be reproduced only for classroom use; be providedto students, teachers, and families without charge; and be used solely in conjunction with Glencoe other reproduction, for use or sale, is prohibited without prior written permission of the all inquiries to: Glencoe /McGraw-Hill8787 Orion PlaceColumbus, Ohio 43240-4027ISBN 0-07-869580-5Printed in the United States of America1 2 3 4 5 6 7 8 9 047 08 07 06 05About the ConsultantDouglas Fisher, , is a Professor in the Department of Teacher Education at San Diego State University.

Earth’s air, which is made of a thin layer of gases, solids, and liquids; forms a protective layer around the planet and is divided into five distinct layers. Use your book to define the following terms. a measure of dissolved solids, or salts, in seawater the process in which organisms use sunlight, water, and carbon dioxide to make food and ...

  Earth, Sciences, Physical, Early, Physical science