About: http://webisa.webdatacommons.org/42903317

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	As $K_f - K_i = 0$ and no non-conservative forces such as friction are assumed to be acting on the body, $W_n = 0$.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com