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9 Cards in this Set
- Front
- Back
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nuclear energy
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energy released when an atom is split (fission) or combines with another to form a new atom (fusion), can be tapped to generate electricity
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nuclear fission
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nuclear reaction that occurs when a neutron strikes the nucleus of an atom and breaks it into two or more parts
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isotopes
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atoms that have different numbers of neutrons in their nucleus but the same number of protons
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radioactive
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atoms that spontaneously emit subatomic particles and/or energy
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radioactive half-life
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time it takes for half the radioactive isotopes in a sample to decay to a new form
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fuel rods
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hollow metal cylinders filled with uranium fuel pellets for use in fission reactors
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control rods
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rods that absorb neutrons and slow the fission chain reaction
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Low-Level Radioactive Waste (LLRW)
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material that has a low level of radiation for its volume
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High-Level Radioactive Waste (HLRW)
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spent fuel rods or nuclear weapons production waste that is still highly radioactive
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