Hey, I'm a grade seven in school, and my topic for a science fair is air's weight. Does anybody know an experiment that can show that air has weight? (P.S. If anybody's gonna suggest the pop can one,...
hello I got this thing called Zilo from the shopping channel QVC.It's a round circle(about 3inches diameter) of 'special' stainless steel about a centimeter thick.You put it into a dish water halfway...