Wind+Energy

=Wind Energy:=

__Posted by:__ Sarah 2-1-08
Info found at http://www.eia.doe.gov/kids/energyfacts/sources/renewable/wind.html
 * Use blades to collect kinetic energy from wind
 * Wind causes airfoil shaped blades to turn
 * Blades connected to a drive shaft
 * Drive shaft turns electric generator to produce electricity
 * Two types of turbines;
 * horizontal axis
 * vertical axis
 * wind farms are clusters of wind turbines