Harry Hess
Fossils, Climate, and Sea-Floor Spreading
When drilling core samples from the ocean floor, sonar was used to replace worn drill bits.
magnetic reversal
By using a siesmograph.
Various technological methods have been used to prove that plate tectonics occur. The most common are ocean floor mapping and earthquake tracking.
Using sonar, oceanographers were able to show that the edges of the continental shelves matched.
Fossils, Climate, and Sea-Floor Spreading
Scientist use Sonar to map the ocean floor. Scientist use Sonar to map the ocean floor.
A sonar map is a map used to map the ocean floor, often used by shipmen
no sonars areNo they are not, a sonar maps the ocean floor.
Sonar and Satellite Imaging.
is a category of sonar system that is used to efficiently create an image of large areas of the sea floor.
When drilling core samples from the ocean floor, sonar was used to replace worn drill bits.
Robotics is one such technology used today.
Magnetic reversals
magnetic reversal
Lead Weight