McDonald's breakfast: Egg McMuffinÂ® Nutrition Facts & Calories. - In Internet Explorer 7 you will need to adjust the default Shrink To Fit setting. Note: Printing via Mac Firefox is currently not supported. - In Internet Explorer 7 you will need to adjust the default Shrink To Fit setting.
ADVANTAGES: 1. Once a dam is constructed, electricity can be produced at a constant rate. 2. If electricity is not needed, the sluice gates can be shut, stopping electricity generation. The water can be saved for use another time when electricity demand is high.
How do Dams Work? Hydroelectric dams use water to turn turbines that generate electricity. The Three Gorges Dam, which is the world's largest hydroelectric dam, incorporates locks that allow the passage of river traffic. The Hoover Dam.