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13 Cards in this Set
- Front
- Back
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Alpha particle |
A positively charged particle that consist of two protons into neutrons and that is emitted from a nucleus during radioactive decay |
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Half-life |
The time required for half of a sample of a radioactive isotope to breakdown by radioactive decay to form a daughter isotope |
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Radioactive decay |
The disintegration of an unstable atomic nucleus into one or more different nucleotides |
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Beta particle |
An electron or positron that is amended from a nucleus during radioactive decay |
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Nuclear radiation |
The particles that are released from the nucleus during radioactive decay |
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GammaRay |
The high-energy photons emitted by a nucleus stamp is it a radioactive decay |
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Nuclear chain reaction |
A continuous series a nuclear fission reactions |
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Fission |
The process by which a nucleus splits into two or more fragments releases neutrons and energy |
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Fusion |
The process in which light nuclei combine at extremely high temperatures warming have your nuclei releasing energy |
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Critical mass |
The minimum mass of fissionable I stay that provides a number of neutrons needed to sustain a change |
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Rem |
The quality of ionizing radiation it as much as damage to human tissue as one row bench and Jen |
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Background radiation |
The nuclear radiation that arises Nestlé from cosmic rays in radioactive isotopes in the soil and air |
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Radioactive tracer |
A radioactive material that is added to a substance detected later |
