Illustrates the differences between pushing and pulling. Explains different forces that push and pull and how they affect everyday life. Colorful photographs and diagrams help illustrate each science concept. A chart compares the concepts head-to-head to help solidify readers' grasp of the material. Additional features include a table of contents, a phonetic glossary, an index, and sources for further research. Science is full of opposites that are present in our everyday lives. Each of the books in this series explores physical science opposites and what causes them. Learn what makes energy renewable or nonrenewable, how magnets attract and repel each other, what determines whether an organism is living or nonliving, and more. Colorful photographs and diagrams help illustrate each science concept. A chart compares the concepts head-to-head to help solidify readers' grasp of the material. Additional features include a table of contents, a phonetic glossary, an index, and sources for further research

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