Motion is a change in an object's position. This fascinating title explains in a clear, simple way how objects are moved by a change in energy. Simple activitie

Learn how things get moving and what makes them stop.

Explains the physics of gravity and gravitational pull, offering information on the contributions made in this area by Copernicus, Galileo, and Newton.

"A graphic nonfiction volume that introduces the properties of force and motion. Features include several photographic pages, a glossary, additional resource li

"Cinematic motion has long been celebrated as an emblem of change and fluidity or claimed as the source of cinema's impression of reality. But such general clai