<http://webisa.webdatacommons.org/319956160>	<http://www.w3.org/ns/prov#value>	"But first, let???s review the kinds of energy." .
<http://webisa.webdatacommons.org/prov/210634460>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/319956160> .
<http://webisa.webdatacommons.org/319956160>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/319956160>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<berkeley.edu> .