The authors provide an examination of the nature, history, and management of natural resources ranging from soil and water to forests, wildlife, and marine resources. American references are used. Included are a table of contents, glossary and an index. A brief review of matter and its properties is given in this book, as well as a review of materials in our world and how their structure enables them to be used for human benefit. These materials include metal, wood, animal products, cotton, plastic and concrete.
Experiments show how the natural actions of materials affect their use.
Included are a table of contents, glossary and an index. Scientists are shown using their imaginations and experiences to explain behaviour at the submicroscopic level and at vast distances. A demonstration on how atoms connect to form molecules and how the shape of the molecules governs their chemistry. Vare, E.A. and G. Ptacek. The authors address the role of women in the field of invention.