AN APPRATUS calld sonar is used to locate underwater objects and to find the depth of water.it sends out high freqncy sound viberations called ultasonic viberations,into the water.the time taken by the viberations to return is then used to calculatethe distance of the reflecting surface.
sonar is a sound. when the people sent the sound out they wait for it to return then being able to figure out how deep the ocean is.
Yes
Yes, it is.
'Sonar". And determines depth. The ocean floor topography can be mapped by 'sonar scanning'.
You use Sonar
SONAR
Scientist use the device "Sonar."
to calculate the depth of the ocean floor
To find out the ocean`s depth
sonar
Sonar.
sound waves can penetrate the ocean floor.
Sonar.
Lead Weight
Unfortunately the ship sank