Explains different types of forces, how forces and simple machines work, the laws of motion, and how the laws act in different substances.See also airplanes; birds floating, 63, 95 fluids, 52a53 football, 4, 5 force, 4a9; definition of, 5a6; diagram of, 8. ... 41 Galileo Galilei, 85a86 gases, 53, 58a59, 66 a67; under pressure, 65a68 gears, 43, 44 gliders, 55 golf, 78 gravity, 20a23, 32, 33, anbsp;...
|Title||:||Forces and Motion|
|Author||:||Alvin Silverstein, Virginia B. Silverstein, Laura Silverstein Nunn|
|Publisher||:||Twenty-First Century Books - 2008-09-01|