Sonar
Sonar
Radar. You might mean echolocation. Bats are a good example
RADAR - Radio Detection and Ranging SONAR - Sound Navigation and Ranging
No. Bat's use ultrasound (witch is a pressure wave) rather then radio frequency (electro-magnetic waves) and therefore are more like Sonar then Radar
Sonar, Lidar.
NO. We call that radar.
no, radar is used
Sonar uses sound waves to detect objects underwater, while radar uses radio waves to detect objects in the air or on the ground. Sonar is typically used in marine environments, while radar is commonly used in aviation and meteorology.
Sonar and radar's are used by the military, research groups, reconnaissance missions, searches for dead bodies and much more. It is a widely used technology.
they are both used in navigation.
yes
Sonar was not introduced in World War 1.