How Do Windmills Work? - Ask Deb
Sep 25, 2015· How Does a Windmill Work. There are two main uses for a windmill: pumping water and generating electricity. The basic principles for both are very much the same but it's the details that are different. A windmill that pumps water, or a windpump, is used in many arid regions to provide water for crops and livestock. They are still used ...