what is used to find objects underwater?
echolocation a hydraulic system heat energy Electrical energy dolphins mussels by indirect light rays or beams
A B C D E F G H
Active Sonar Active sonars transmit acoustic energy and detect targets by echolocation.
echolocation is used to find objects underwater
what is used to find objects underwater? (A) echolocation (B) a hydraulic system (C) heat energy (D) Electrical energy (E) dolphins (F) mussels (G) by indirect light (H) rays or beams