Assertion: sonar | /r/CapableOf | reflect underwater sound waves
Facets:
value: to detect submerged objects
type: PURPOSE
Source sentences:
text: Sonar is a system that uses transmitted and reflected underwater sound waves to detect and locate submerged objects or to measure distances underwater.
text: Sonar is a system that uses transmitted and reflected underwater sound waves to detect and locate submerged objects or measure the distances underwater.