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)
Ross was diagnosed with lymphoma in the early 1990s, which eventually forced his retirement after The Joy of Painting's final episode aired on May 17, 1994. He died at the age of 52 on July 4, 1995. His remains are interred at Woodlawn Memorial Park in Gotha, Florida.