PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Explain how fog and clouds such as the ones you see in this video are alike and how they are different.What causes clouds to move across the sky?What causes clouds to change their shapes?During evaporation, liquid water changes into a gas called water vapor that we cannot see.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pbslearningmedia.org