About: http://webisa.webdatacommons.org/404605535

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	Gravity is a vertical force, so horizontal motion doesn???t change it.
http://www.w3.org/ns/prov#wasQuotedFrom	runblogger.com