The following illustrations were used write permission of the publisher. This material may not be reproduced, downloaded, stored in a retrieval system or transmitted in any form or by any means without the prior written permission of the publisher.

Excerpts from PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN PHYSICS, Fourth Edition, Overhead Transparencies, by Raymond A. Serway, copyright © 1996 by Raymond A. Serway, reproduced by permission of the publisher.

Excerpts from PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN PHYSICS, Third Edition, Overhead Transparencies, by Raymond A. Serway, copyright © 1992 by Raymond A. Serway, reproduced by permission of the publisher.

Excerpts from COLLEGE PHYSICS, Fourth Edition, Overhead Transparencies, by Raymond A. Serway, copyright © 1995 by Saunders College Publishing, reproduced by permission of the publisher.

Excerpts from TECHNICAL COLLEGE PHYSICS, Third Edition, transparency masters from Instructor's Resource Manual, by J D. Wilson, copyright © 1992 by Saunders College Publishing, reproduced by permission of the publisher.

Excerpts from GENERAL, ORGANIC AND BIOCHEMISTRY, Third Edition, Overhead Transparencies, by F.A. Bettelheim, J. March, copyright © 1991 by Saunders College Publishing, reproduced by permission of the publisher.

Excerpts from PHYSICS: A WORLD VIEW, Second Edition, by L.D. Kirkpatrick, G. F. Wheeler, copyright © 1995 by Saunders College Publishing, reproduced by permission of the publisher.

The transparencies which accompany texts, PHYSICS FOR SCIENTISTS AND ENGINEERS 2/e by Fishbane et al, PHYSICS 4/E by Giancoli, and ASTRONOMY TODAY by Chaisson/Miller, were reproduced by permission of PRENTICE HALL, UPPER SADDLE, New Jersey.

Illustrations credited to Addison Wesley Longman, Inc. have been extracted from Conceptual Physics, 7th Edition, by Paul Hewitt, copyright © 1993 and Physics with Modern Physics for Scientists and Engineers, 2nd Edition, by R. Wolfson and J.M. Pasachoff, copyright © 1995 by Addison Wesley Longman, Inc. These images have been scanned from the originals by permission of the publisher. This material may not be reproduced in any format for any purpose without express written permission from the publisher.

Overhead transparencies from texts: by Facets of Physics: A Conceptual Approach, Culver, and by Inquiry Into Physics, 3/e, Ostdiek/Bord, were copied into a password web site for distance learners by permission of publishing company, Brooks/Cole Pacific Grove, CA.

Permission to post the transparency sets from HALLIDAY/FUNDAMENTALS OF PHYSICS, 4/e (ISBN 0-471-55100-8), CUTNELL, Johnson/PHYSICS, 3/e (ISBN 0-471-10925-8), and Zeilik/CONCEPTUAL ASTRONOMY (ISBN 0-471-58896-2) was granted by John Willey and Sous, Inc.

Copyrighted transparency sets from the following texts: R.CHANG/CHEMISTRY, 5/e (1994); KRAUSKORF & Reiser/THE PHYSICAL UNIVERSE,7/e (1993) and Crummet & Western/UNIVERSITY PHYSICS (1994) were used by permission from the McGraw-Hill Companies.

The transparency set from P. Tipler/PHYSICS FOR SCIENTIST AND ENGINEERS, 3/e (1991) was used with permission from WORTTE PUBLISHERS, New York.

Northern Virginia Community College greatly appreciates the permissions given by the above-mentioned publishers to use their materials to help promote understanding of Physics among our students.

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