Well we'll be nice to you and not pressure you to change your requests. larry
-- Larry C. Lyons ColdFusion/Web Developer Certified Advanced ColdFusion 5 Developer EBStor.com 8870 Rixlew Lane, Suite 204 Manassas, Virginia 20109-3795 tel: (703) 393-7930 fax: (703) 393-2659 Web: http://www.ebstor.com email: [EMAIL PROTECTED] Chaos, panic, and disorder - my work here is done. -- > -----Original Message----- > From: Robert Everland [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, September 10, 2002 2:12 PM > To: CF-Community > Subject: RE: Hole in the Earth? > > > To sum up though from the answer I sent, I completely forgot that it's > objects that have gravity, so the bigger the object the > bigger the force of > gravity. So if you were digging a hole into the earth and > there was no lava > or hot molten magma (that was dr evil in case you were > guessing) then the > further you went the less gravity that is pulling on you. So > I got all mixed > up with pressure. > > Robert Everland III > Web Developer Extraordinaire > Dixon Ticonderoga Company > http://www.dixonusa.com > > -----Original Message----- > From: Howie Hamlin [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, September 10, 2002 1:58 PM > To: CF-Community > Subject: Re: Hole in the Earth? > > > I'm so dizzy my head is spinning... > > I guess I just shoot from the hip (I've read at least three > chapters from A > Brief History of Time and I wanted to impress you). > > <g> > > ----- Original Message ----- > From: "Robert Everland" <[EMAIL PROTECTED]> > To: "CF-Community" <[EMAIL PROTECTED]> > Sent: Tuesday, September 10, 2002 1:42 PM > Subject: RE: Hole in the Earth? > > > > HAHAH you just answered that? That's funny, I cut and paste a whole > > webpage where they answered it from some of Newton's laws. > Man oh man > > Howie. *still cracking up* > > > > Robert Everland III > > Web Developer Extraordinaire > > Dixon Ticonderoga Company > > http://www.dixonusa.com > > > > -----Original Message----- > > From: Howie Hamlin [mailto:[EMAIL PROTECTED]] > > Sent: Tuesday, September 10, 2002 1:30 PM > > To: CF-Community > > Subject: Re: Hole in the Earth? > > > > > > ----- Original Message ----- > > From: "Robert Everland" <[EMAIL PROTECTED]> > > To: "CF-Community" <[EMAIL PROTECTED]> > > Sent: Tuesday, September 10, 2002 1:19 PM > > Subject: RE: Hole in the Earth? > > > > > > > Gravity at the Earth's Center > > > (Two questions with the same answer) > > > (1) My students had a couple of questions that I thought were > > > interesting. I told them I'd ask ya'll. > > > > > > What would you weigh is you were at the exact center of the earth? > > > > > > > Essentially, it would be zero (neglecting the fact that the > Earth is > > not a perfect sphere and the forces of gravity from other celestial > > bodies). > > > > > What would you weigh is you were 3 meters from the center of the > > > earth? > > > > Essentially zero. It would be the same as your wieght if > you were on > > a planet that had a radius of 3 meters. > > > > > Please include supporting evidence for your answers > > > > > > > Evidence, I don't need no stinkin' evidence :-) > > > > It's basic laws of physics... > > > > > (2) > > > > > > I am confused about Newton's discussion of the force on a > particle > > > within a sphere in the Principia. In one place, he says that the > > > force would be zero, since the attraction of all the particles in > > > the sphere would cancel each other out. > > > > Yep, true. > > > > > Just a little further on, he says that the force would be > directly > > > proportional to the particle's distance from the center of the > > > sphere. > > > > > > > Also true. > > > > > Can you clarify these two seemingly conflicting statements? > > > > > > > They are not conflicting. In the center of a spherical mass the > > effects of gravity from the mass are cancelled out. If you venture > > from the center of the mass then the gravity is related to the > > distance from the center. > > > > > Thank you for any light that you can shed. > > > > > > > > > > Regards, > > > > Howie > > > > > > > > > > ______________________________________________________________________ Your ad could be here. Monies from ads go to support these lists and provide more resources for the community. http://www.fusionauthority.com/ads.cfm Archives: http://www.mail-archive.com/[email protected]/ Unsubscribe: http://www.houseoffusion.com/index.cfm?sidebar=lists
