About: http://webisa.webdatacommons.org/232497012

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	Assuming the balloon is a sphere, the volume is proportional to the circumference cubed, meaning there is a linear relationship between volume and circumference if you plot them on a graph.
http://www.w3.org/ns/prov#wasQuotedFrom	sciencebuddies.org