To locate prey.
Ships use echo soundings to find object, ice bergs and other dangers to the ship wilst at see. Its like bats, the ship sends out a high pitched sound, and detects for echos. If it gets one, it will show up on the radar, and the shipd captain/navigator shall steer around it.
None did. This sort of communication is an evolution of the prehistoric animals that are the ancestors of those who CAN echo.
A useful echo is echolocation, which is used by marine animals such as dolphins to locate and then hunt their prey
Soundings - journal - was created in 1995.
Brian Catling has written: 'Soundings' 'The Blindings' 'Brian Catling' 'Lair' 'The Stumbling Block' 'Echo' -- subject(s): Exhibitions, German Sculpture
no
Your mother
Ulimate echo echo was just used in the episode Map of Infinty
Bats
HMS Challenger used echo soundings, which involved sending sound waves to the ocean floor and recording the time it took for them to bounce back, to map the ocean floor. This method helped create the first global maps of ocean depths.
Ships use echo soundings to find object, ice bergs and other dangers to the ship wilst at see. Its like bats, the ship sends out a high pitched sound, and detects for echos. If it gets one, it will show up on the radar, and the shipd captain/navigator shall steer around it.
· An echo is a reflection of sound waves when they hit upon any obstacle in their path. · This property of sound is employed by many animals,birds,insects and of course,humans.Bats are the most famous ones to use echo for catching food. · The property echo is extensively used by submarines and undersea explorations.