Quick Answer. An atom is stable because of a balanced nucleus that does not contain excess energy. If the forces between the protons and the neutrons in the nucleus are unbalanced, then the atom is unstable. Stable atoms retain their form indefinitely, while unstable atoms undergo radioactive decay. Most naturally occurring atoms are stable and do not decay.
Graduation requirements are listed in the Ohlone College Catalog. Occupational programs are available to students interested in preparing for employment in the fields listed. Most of the occupationally oriented programs lead to either the AA or AS degree or to a Certificate of Achievement, the latter usually taking one year to complete.
Programmed inspection schedule means OSHA inspections scheduled in accordance with criteria contained in the current OSHA field instructions or approved State Plan counterpart. RA means the Regional Administrator for Occupational Safety and Health of the Region in which the State concerned is located. Recognition and exemption program means an achievement recognition program of the OSHA consultation services which recognizes small employers who operate, at a particular worksite, an exemplary program that results in the immediate and long term prevention of job related injuries and illnesses.