Introduces gravity, and explains how it works, the effects it has on weight, and how the Earth's gravity keeps the Moon in its orbit and everything on the planet in its place.
Provides a brief explanation of gravity and the history behind the concept.
¿Y si tus pies se levantaran solos del suelo? ¿Qué impide que todo flote en el espacio? LA GRAVEDAD, una fuerza invisible que hace que los objetos se atraigan entre sí.
我为什么飞不起来: 重力的故事
在月球上跳高: 有关引力
Einstein, Newton, and Gravity: By Dan Greenberg ; Illus. by Tim Robinson
Discusses the life of Isaac Newton, his discoveries and how those discoveries continue to be important today.
Provides an introduction to gravity and its characteristics. Includes an activity.
Describes the patterns in the natural cycle that creates high and low tides