Hello James, Illustrating the point with vacuum filled things, they use vacuum filled baloons for weather baloons.
Sunday, June 23, 2002, 8:13:45 PM, you wrote: JC> Hum.. I don't know about that, sure that may hold true with no athmosphere JC> but helium being lighter than air, creates lift, and thus less weight, even JC> though the mass would be larger. JC> (I got no idea how we got into this discussion on a Datsun forum!) JC> James Cox >> >>Yes. A frame full of helium would have more mass than a frame under >>complete vacuum, therefore gravity would exert a larger force on the >>helium cos of one of Newton's laws, Force = mass * acceleration (ie even >>though helium is lighter than air, it's still heavier than nothing) You >>can't really use vacuum filled tyres though :) >> >>Aren't these digressions great? Who'd have thought there was a use for >>high school physics >> >>- Tom >> JC> _________________________________________________________________ JC> Join the world�s largest e-mail service with MSN Hotmail. JC> http://www.hotmail.com -- Best regards, Bob mailto:[EMAIL PROTECTED] --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
