Term
|
Definition
|
|
Term
|
Definition
| atom identified by the number of protons & neutrons in its nucleus |
|
|
Term
|
Definition
| a reaction that effects the nucleus of an atom |
|
|
Term
|
Definition
| a change in the identity of a nucleus as a result of a change in its number of protons |
|
|
Term
|
Definition
| the spontaneous disintergration of a nucleus into a lighter nucleus, with an emission of particles, radiation, or both |
|
|
Term
|
Definition
| particles/electromagnetic radiation emitted from the nucleus during decay; measured in roentgens |
|
|
Term
|
Definition
| an unstable nucleus that undergoes radioactive decay |
|
|
Term
| All the nuclides beyond the number __ are unstable and thus radioactive. |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
| high energy electromagnetic waves emitted from a nucleus as it changes from an excited state to a ground energy state (0Y0) (Most powerful) |
|
|
Term
|
Definition
| a series of radioactive nuclides produced by successive radioactive decay until a stable nuclide is reached |
|
|
Term
|
Definition
| the heaviest nuclide of each decay series |
|
|
Term
|
Definition
| nuclides produced by the decay of the parent nuclides |
|
|
Term
|
Definition
| time required for half of the atoms of a radioactive nuclide to decay |
|
|
Term
|
Definition
| measure the approx. radiation exposure of people working with radiation |
|
|
Term
|
Definition
| instrument that detects radiation by counting electric pulses carried by gas ionized by radiation |
|
|
Term
|
Definition
| instruments that convert scintillating light to an electric signal for detecting radiation |
|
|
Term
|
Definition
| the process by which the approx. age of an object is determined based on the amount of certain radioactive nuclides present |
|
|
Term
|
Definition
| radioactive atoms that are incorporated into substances so that movement of the substances can be followed by radiation detectors |
|
|
Term
|
Definition
| very heavy nucleus splits into more-stable nuclei |
|
|
Term
|
Definition
| uses controlled fission chain reactions to produce energy or radioactive nuclides |
|
|
Term
|
Definition
| use heat from reactors to produce electrical energy |
|
|
Term
|
Definition
| 1 component of power plants, decreases exposure to radiation |
|
|
Term
|
Definition
| 1 component of power plants, U-235 |
|
|
Term
|
Definition
| 1 component of power plants, control reaction by limiting # of free neutrons |
|
|
Term
|
Definition
| 1 component of power plants, slows down the fast neutrons produced by fission |
|
|
Term
|
Definition
| 1 component of power plants, water |
|
|
Term
|
Definition
| light-mass nuclei combine to form heavier, more stable nucleus (hydrogen bomb) |
|
|
Term
|
Definition
| produced by fusion & fission; contained/stored underground, never intended to be retrieved |
|
|
