'A "side scan" type of this helps the museum locate old shipwrecks; sound waves are emitted & bounce back with results'
sonar
THE VIKING SHIP MUSEUM: A side scan type of this helps the museum locate old shipwrecks; sound waves are emitted & bounce back with results
A "side scan" type of this helps the museum locate old shipwrecks; sound waves are emitted & bounce back with results
A "side scan" type of this helps the museum locate old shipwrecks; sound waves are emitted & bounce back with results
THE VIKING SHIP MUSEUM
sonar
THE VIKING SHIP MUSEUM