Light and Dark Author:Rebecca Hunter Discovering Science is a first introduction to the exciting world of science. Vivid but simple text is complemented by large color photographs and clear, labeled illustrations. Each book contains 4-6 easy science projects, with simple, step-by-step guides and explanations. Throughout, these books there is an abundance of amazing facts and secret... more » details of science that bring the subject alive for young readers. Simple explanations, illustrations, examples, and experiments that stress the child's need to "investigate" will be the introduction to the concept of matter.
The book opens with an introduction to light's most important role, as a form of energy. This leads into a discussion of sunlight, and daylight and darkness and what causes each. Light rays, the speed of light, shadows, reflected and bent light (refracted light) are explained with simple illustrations and photos. Subjects such as light and color and prisms are all carefully explained. A project that invites investigation into why plants grow shows how they get food from the sun. Many examples are drawn from nature to illustrate the role of light and color in the animal world. Finally, the reader meets the chemical light of some animals and the renowned electric light« less