3In this stimulating nonfiction book, readers will discover the various types of friction--including rolling friction, sliding friction, fluid friction, and static friction--and the huge impacts it has on nature, machines, and our lives. In addition, readers are encouraged to perform basic experiments to assist in the understanding of friction, kinetic energy, and water resistance. With real-life examples, colorful images, accommodating graphs and charts, and informational text featuring Time For Kids(c) content, children will be inspired and engaged as they read through this book. This book also includes text features such as a table of contents, glossary, and index, as well as resources like a bibliography and a list of websites for learning more. This high-interest book will engage readers from cover to cover!