Demonstration Of The Ruggedness And Youth Of The Ocean Floor

And 4 precise documentation that the world s earthquake and volcanic activity is concentrated along oceanic trenches and submarine mountain ranges.

Demonstration of the ruggedness and youth of the ocean floor. In particular four major scientific developments spurred the formulation of the plate tectonics theory. Scientific theory describing the large scale motion of tectonic plates of the earth s lithosphere over the last hundred of millions of years. Think about the types of instruments that a marine scientist or geologist might use to gather evidence to support the theory of plate tectonics. Demonstration of the ruggedness and youth of the ocean floor confirmation of repeated reversals of the earth magnetic field in the geologic past emergence of the seafloor spreading precise documentation that the world s earthquake and volcanic activity is concentrated along oceanic trenches and submarine mountain ranges.

Emergence of seafloor spreading hypothesis and associated recycling of oceanic crust 4. 2 confirmation of repeated reversals of the earth magnetic field in the geologic past. Maps made from sonar and magnetometer are rock samples taken near ocean ridges older or younger than rock samples taken near deep sea trenches. Study 49 mod2 flashcards from amanda f.

1 demonstration of the ruggedness and youth of the ocean floor. Confirmation of repeated reversals of the earth magnetic field in geologic past 3. Theory not well received because it couldn t answer one fundamental question. Precise documentation that worlds earthquake and volcanic activity is concentrated along oceanic trenches and.

Four major scientific developments spurred the formulation of the plate tectonics theory. What forces are strong enough to move such large land masses such long distances wegenger suggested continents simply plowed through the ocean floor. Demonstration of ruggedness and youth of ocean floor 2. What led to the discovery of ocean ridges and deep sea trenches.

1 demonstration of the ruggedness and youth of the ocean floor. 1 demonstration of the ruggedness and youth of the ocean floor.