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Nuclear Physics

Word List with 18 words
*By Dictionary.com

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Words in This List

activity
noun
number of atoms of radioactive substance that disintegrate per unit of time
atomic mass unit
noun
mass of an isotope of an element
atomic number
noun
number of positive charges in the nucleus of an atom of a given element
binding energy
noun
energy required to decompose a molecule, atom or nucleus into its constituent particles
daughter nucleus
noun
nucleus remaining after decay in radioactive process
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decay constant
noun
reciprocal of the decay time
decay rate
noun
ratio of radioactive atoms decaying in given time to same type of atoms intact at interval's start
half-life
noun
time required for one half the atoms of a given amount of a radioactive substance to disintegrate
isotope
noun
one of two or more atoms with the same atomic number but containing different numbers of neutrons
neutron
noun
elementary particle having no charge constituent of the nuclei
nuclear fission
noun
splitting of an atom's nucleus into nuclei of lighter atoms, accompanied by release of energy
nuclear fusion
noun
thermonuclear reaction in which nuclei of light atoms join to form nuclei of heavier atoms
nuclear physics
noun
branch dealing with behavior, structure and component parts of atomic nuclei
nucleon
noun
proton or neutron, especially when considered component of a nucleus
parent nucleus
noun
original nucleus in radioactive decay process
proton
noun
positively charged elementary particle fundamental of all atomic nuclei
radioactivity
noun
phenomenon of spontaneously emitting radiation from changes in atom nuclei of element
transmutation
noun
process in which a nuclide is transformed into a different one, usually of a different element

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Abstruse GRE Prep

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