About: http://webisa.webdatacommons.org/401086645

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	This is one form of the equivalence principal which has it???s roots in the experimental work of Galileo- acceleration of a test particle due to gravity is independent of the mass being accelerated.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceforums.net