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.
Regional Occupational Program (ROP) and Career Technical Education (CTE) The Marin Regional Occupational Program (ROP) is committed to leadership in developing and providing quality vocational education needs to Marin County High School Students.