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)
'Brady Bunch' mom Florence Henderson dies at 82. Florence Henderson, who played the cheerful mom in the 1970s sitcom The Brady Bunch, has died, her manager told the Associated Press. She was 82. Kayla Pressman said in a statement late Thursday that Henderson passed away surrounded by family and friends.