About: http://webisa.webdatacommons.org/363865049

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	Students know substances can be classified by their properties, including their melting temperature, density, hardness, and thermal and electrical conductivity.
http://www.w3.org/ns/prov#wasQuotedFrom	weebly.com