About: http://webisa.webdatacommons.org/299032389

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	Wedges and screws are both a type of inclined plane; pulleys and wheels and axles are both a form of lever.
http://www.w3.org/ns/prov#wasQuotedFrom	hometrainingtools.com