1 Gases consist of large numbers of molecules (or atoms, in the case of the noble gases) that are in continuous, random motion. 2  The volume of all the molecules of the gas is negligible compared to the total volume in which the gas is contained.  Attractive and repulsive forces between gas molecules is negligible.
Medical authorities say that Olympic sprint champion Florence Griffith Joyner died of suffocation month ago after suffering seizure while she slept; say seizure was caused by congenital abnormality of blood vessels in her brain (M)
Bob Ross, 52, Dies; Was Painter on TV. Bob Ross, the bushy-haired host of Joy of Painting on public television who parlayed the success of his program into an industry of art books and supplies, died on July 4. He was 52. The cause was cancer, said Walter J. Kowalski, the chief executive officer of Bob Ross Inc., in Sterling, Va.