Assertion: sonar's use | /r/CapableOf | look inside the body
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Source sentences:
text: Acoustic location, the general use of sound to locate objects Animal echolocation, non-human animals emitting sound waves and listening to the echo in order to locate objects or navigate Human echolocation, the use of sound by people to navigate Sonar ( so und n avigation a nd r anging), the use of sound on water or underwater, to navigate or to locate other watercraft, usually by submarines Echo sounding, listening to the echo of sound pulses to measure the distance to the bottom of the sea, a special case of Sonar Medical ultrasonography, the use of ultrasound echoes to look inside the body