Working Online info Latest articles from Working Online info (http://www.workingonline.info/feed/rss10_5.xml) http://www.workingonline.info/feed/rss10_5.xml 2012-02-06T09:48:36+01:00 text/html 2008-01-23T17:58:17+01:00 Einstein's general relativity took the definition of inertia a step further by showing that all objects move through a continuum called 'spacetime' http://www.workingonline.info/rss10_5.xmleinsteins-general-relativity-took-a2.html Inertia is the well-known effect of matter resisting being accelerated. But where does inertia come from. This article explores two possibilities.