| Term | Definition |
|---|
| nuclear fission | occurs when a large unstable nuclei splits into 2 smaller nuclei. when this occurs small amounts of heat is released. two neutrons move and strike 2 more large nueclei causing them to split. this is called a chain reaction. |
| advantages of nuclear energy | small amounts of uranium can produce more energy then coal, inexpensive, no air pollution, strict regulation concerning safety and storage, waste is more compact then any other fossil fuel source |
| disadvantages of nuclear energy | need a holding pond for the water that cools the reactor+releases heat into local environment, radioactive waste must be stored for thousands of years, very expensive to build power plants |
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