About: http://webisa.webdatacommons.org/210363601

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	A medium is a material through which sound, a form of energy, need to transfer.
http://www.w3.org/ns/prov#wasQuotedFrom	xpowerpoint.com