This book presents a program of basic studies in physical and chemical changes of matter. The definition of matter is presented along with explanations of states and properties of matter. Topics include atoms, molecules, elements, compounds, mixtures, solutions, symbols, and formulas. Each of the twelve teaching units in this book is introduced by a color transparency (print books) or PowerPoint slide (eBooks) that emphasizes the basic concept of the unit and presents questions for discussion. Reproducible student pages provide reinforcement and follow-up activities. The teaching guide offers descriptions of the basic concepts to be presented, background information, suggestions for enrichment activities, and a complete answer key.BACKGROUND INFORMATION: Acids are chemical compounds that share certain properties. All acids ... Recall that atoms are neutral in charge; they contain as many electrons as they do protons. ... Some acids can even burn through metal.
|Title||:||Physical and Chemical Changes (ENHANCED eBook)|
|Author||:||Edward P. Ortleb, Richard Cadice|
|Publisher||:||Lorenz Educational Press - 1993-09-01|