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)
By DENNIS HEVESI. Gilda Radner, the Emmy Award-winning comedian who created the nasal-voiced broadcaster Roseanne Roseannadanna, the nerdy teen-ager Lisa Loopner and the bumbling complainer Emily Litella for the television show ''Saturday Night Live,'' died of cancer early yesterday at a hospital in Los Angeles. She was 42 years old.