19 Terms
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Nuclear & particle physics
Of or realting to the field of physics that involves the properties and interactions of atomic nuclei.
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Nuclear & particle physics
atomic weight
Physics; Nuclear & particle physics
Approximately the sum of the number of protons and neutrons found in the nucleus of an atom.
axis
Physics; Nuclear & particle physics
(geography) A straight line about which a body is symmetrical. (graphing) A reference line which distances are measured in a graph.
background radiation
Physics; Nuclear & particle physics
The radiation of man's natural environment originating primarily from the naturally radioactive elements of the earth and from the cosmic rays. The term may also mean radiation extraneous to an ...
beta particle
Physics; Nuclear & particle physics
An electron of either positive charge (ß+) or negative charge (ß-), which has been emitted by an atomic nucleus or neutron in the process of a transformation. Beta particles are more penetrating than ...
cancer
Physics; Nuclear & particle physics
An abnormal mass of new tissue growing uncontrollably on or in the body; a disease in which such growths form.
contamination
Physics; Nuclear & particle physics
Radioactive material deposited or dispersed in materials or places where it is not wanted.
cosmic radiation
Physics; Nuclear & particle physics
Energetic particles and rays from space, that strike the Earth at nearly the speed of light.
