These courses have no prerequisites in physics or mathematics: 01:750:106, 109, 110, 140. Most are relatively nonmathematical. Physics 01:750:106 discusses fundamental concepts of physics from a historical, sociological, and religious point of view. Physics 01:750:109 and 110 are descriptive courses designed for nonscientists, requiring only minimal high school mathematics. Either may be taken without taking the other. Physics 01:750:140 is concerned with the scientific aspects of global warming. It is intended for liberal arts majors and is closed to natural science majors.