Question

what is sonar ???????? ..tell me urgent ..​

Answer 1

Answer:

Sonar uses sound waves to 'see' in the water.

Sonar uses sound waves to 'see' in the water.Sonar, short for Sound Navigation and Ranging, is helpful for exploring and mapping the ocean because sound waves travel farther in the water than do radar and light waves.

Hope it's helps..

Answer 2

Sonar is a technique that uses sound propagation to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.