About: http://webisa.webdatacommons.org/326976772

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	These gyrometers sense rotation by measuring the difference in time it takes for light or other electro-magnetic waves to pass in opposite directions through a common path loop whose rotation is to be measured.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com