What feature did the map Tharp made reveal about the ocean floor?
The exact depth of the ocean
The existence of underwater cities
A more detailed topography
The presence of diamond mines
Answer
In the 1950s, oceanographer Marie Tharp created a more detailed map of the ocean floor, which showed that the seafloor is not smooth, but instead has many ridges, valleys, and mountains. This map helped scientists to understand more about the formation of the ocean floor and the movement of the Earth's tectonic plates.
Mapping the Depths: The Fascinating Odyssey of Marie Tharp
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