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1) How A Nuclear Reactor Works (Steve) 1) -The uranium bundle acts as an extremely high-energy source of heat. It heats the water and turns it to steam. 2) -The steam drives a steam turbine, which spins a generator to produce power. In some reactors, the steam from the reactor goes through a secondary, intermediate heat exchanger to convert another loop of water to steam, which drives the turbine. (The advantage to this design is that the radioactive …

…world's electricity. -Some countries depend more on nuclear power for electricity than others. In France, for instance, about 75 percent of the electricity is generated from nuclear power, according to the International Atomic Energy Agency. -In the United States, nuclear power supplies about 15 percent of the electricity overall, but some states get more power from nuclear plants than others. There are more than 400 nuclear power plants around the world, with more than 100 in the United States.