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Q: Which method is currently used least to measure the depth of the ocean floor?
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What is depth as it is relating to the ocean?

Depth is a measure of distance between the surface and the ocean floor.


What technique uses sound waves to measure the depth of the ocean floor?

Sonar.


What instrument measure the depth of the ocean using sound waves?

'Sonar". And determines depth. The ocean floor topography can be mapped by 'sonar scanning'.


Which method is not a technique currently used by ocean scientists to map the topography of the ocean floor?

magnetometer


Can can lights be installed in ceiling of kitchen below upper floor?

Yes, if the upper floor joists are deep enough to install the pot light enclosures. Measure the depth of the joists and then take that measurement to the store supplying the fixtures to see what will fit into that joist depth.


How many gallons of water in 14x42pool?

None. A gallon is a measure of volume in 3 dimensional space. The dimensions of the pool that are given suggest that it has a length and breadth but no depth. Without a depth it can have no volume.


How did scientist first map the ocean floor?

They pay the divers to go to the end of the ocean and measure the ocean floor depth before divers dive they take a long endless string keep it up the surface then take it al the way down and cut to where it ends so that when they are finished they measure


Why do scientists use sonar?

to calculate the depth of the ocean floor


Why are divers limited to depth when at sea?

because of the sea floor


Oceanographers can use sonar to calculate the depth of the ocean floor because?

sound waves can penetrate the ocean floor.


What is the depth of the sea cucumber?

its ranges from about 183 meters down to the floor its ranges from about 183 meters down to the floor


Square feet of a 6x6 room?

Does this room have depth? Or do you just want the square feet of the floor? By 6x6 do you mean 6'x6', what unit of measure are those 6's? If the unit of measurement of those 6's are feet, then the floor would be 6 square feet.