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seafloor spreading

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Q: What theory states that new land is added to continental margins at subduction zones?
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Why is theory of continental drift widely accepted today?

The theory of continental is not accepted as it is been disproved, but it was replaced by the theory plate tectonics. This theory accepted because of may factors including the discovery of mid-ocean ridges, subduction zones, and the tracking of plates via GPS and other means.


What is zone theory?

There are two types of zone theory they are concentric and subduction. The concentric zone theory states that urban land has to be classified as concentric zones.


Which theory suggested that the earth was once a single supercontinent gradually broke up into the continent that we know today?

Sea floor spreading Subduction Plate tectonics Continental sift theory


Which theory suggested that the earth was once a single ''supercontinent'' that gradually broke up into the continents that we know today?

Sea floor spreading Subduction Plate tectonics Continental sift theory


Which theory suggested that the earth was once a single supercontinents that gradually broke up into the continents that we know today?

Sea floor spreading Subduction Plate tectonics Continental sift theory


Which theory suggested that the earth was once a single supercontinent that gradually broke up into the continents that we know today?

Sea floor spreading Subduction Plate tectonics Continental sift theory


Which theory suggested that the earth was was once a single supercontinent that gradually broke up into the continents that we know today?

Sea floor spreading Subduction Plate tectonics Continental sift theory


What was there before Pangaea?

The Theory of Plate Tectonics, Continental Drift states that there were previously Gondwana and Laurasia as named.The two continents eventually merged to the single mass, Pangaea, and then broke apart after coming together in subduction, to expand and "Drift"


What theory states that Earth's landmasses have changed position over time?

The Theory of Continental Drift!


What is the theory that states that present day continents drifted to their present locations called?

Continental Drift Theory


What is the name of the theory that states that earths continent have moved and is sill moving?

Continental Drift.


According to the theory of sea floor spreading new rock is added to the plates at?

...at constructive plate margins / boundaries.hence the term contructive, new crust is "contructed" here.(and destructed at a destructive plate margin / boundary / subduction zone.)