Sea Floor Projector

From antiquity to world war i the depth of the ocean was measured by using a weighted rope with markings on it.

Sea floor projector.

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High resolution maps of the seafloor bathymetric maps are important for ship navigation geological research habitat and ecosystem studies and military activities. Once sonar became commercially available after world war i sound was used. Seafloor gravity maps aren t entirely new but until recently relied solely on data from older satellites. Syosin baby night light star projector lamp warm white kids night light ocean undersea lamp and starry sky projector 8 colors 360 rotating kids gifts night light for bedroom birthday parties decor.

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