http://www.answerbag.com/profile/232935 New Answerbag answers from piugkf Tue, 29 May 2012 09:06:42 -0700 Tue, 29 May 2012 09:06:42 -0700 http://www.answerbag.com/a_view/1802312 What is upthrust<br /><br />Up thrust is the force that pushes objects up and makes them seem to loose weight in a fluid (note - a fluid means a liquid or gas) When you are standing on the ground gravity keeps you down but upthrust stops you from falling into the earths core. In a way upthrust makes things hard!! Because... Sun, 02 Dec 2007 02:26:04 -0800 http://www.answerbag.com/a_view/1802312