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How do you Calculation the rate of sea floor spreading examples?
The rate of sea floor spreading is calculated by measuring the distance between magnetic stripes on the sea floor, which are formed by the alternating polarity of Earth's magnetic field. By knowing the age of the sea floor rocks at different distances from a mid-ocean ridge, scientists can determine the spreading rate. For example, if the rocks at a certain distance from the ridge are 1 million years old, and the distance is 100 km, the spreading rate would be 10 cm/year.
How do ocean ridges and deep-sea trenches support the theory of sea floor spreading?
Ocean ridges and deep-sea trenches support the theory of sea floor spreading through the process of plate tectonics. At ocean ridges, new oceanic crust is formed as magma rises and solidifies, pushing the existing crust apart. Deep-sea trenches are areas where old oceanic crust is being subducted back into the mantle, completing the cycle of sea floor spreading. This continuous movement of crust at ridges and trenches provides evidence for the theory of sea floor spreading and the movement of tectonic plates.
Does sea floor spreading occur at a convergent boundary?
No, sea floor spreading does not occur at a convergent boundary. Sea floor spreading occurs at divergent boundaries where tectonic plates move away from each other, allowing magma to rise and create new oceanic crust. At convergent boundaries, two plates collide, leading to subduction or crustal deformation.
Are convergent boundaries and sea-floor spreading related in any way?
Yes, convergent boundaries and sea-floor spreading are related in the sense that sea-floor spreading can occur at divergent boundaries (where tectonic plates move apart), leading to the creation of new oceanic crust. This new oceanic crust can then be consumed at convergent boundaries (where tectonic plates collide), as one plate is subducted beneath the other.
Does sea floor spreading happen in a convergent boundary?
No, sea floor spreading does not happen in a convergent boundary. Sea floor spreading occurs at divergent boundaries, where tectonic plates move away from each other, allowing magma to rise and create new oceanic crust. Convergent boundaries involve tectonic plates colliding, leading to subduction or mountain building.
The process by which molten material adds new oceanic crust to the ocean floor?
DA ANSWER ISseafloor spreadingThe_process_by_which_molten_material_adds_new_oceanic_crust_to_the_ocean_floor_is_calledThe_process_by_which_molten_material_adds_new_oceanic_crust_to_the_ocean_floor_is_called
What is a spreading center on the ocean floor?
sea floor-spreading..;)
Where sea floor spreading occurs?
Sea floor spreading occurs at the mid ocean ridges.
What is the primary site for sea floor spreading?
Sea floor spreading occurs at mid-ocean ridges
How do you use sea-floor spreading in a sentence?
The Super Continent was broken apart, in part by sea-floor spreading.Scientists discovered that sea-floor spreading continues to move the continents.Sea-floor spreading can be measured using specialized equipment.
Why did arthur Holmes think the sea floor was spreading?
Spreading Of ocean floor
Process in which new sea floor forms as older sea floor is pulled apart?
sea-floor spreading
How far is the sea floor spreading?
the sea floor is spreading about 3cm every year answers will vary but it is usually around 3cm
What is a good sentence for sea floor spreading?
Sea floor spreading mean the process by which molten material adds new oceanic crust to the ocean floor
How does new ocean floor form?
Sea Floor Spreading!
Where does sea floor spread?
Sea floor spreading occurs at mid-ocean ridges.
What forces sea floor spreading?
Sea floor spreading is caused by convection currents in the mantle to cause a divergent boundary underwater. When the divergent boundary spreads, it caues a mid-ocean ridge. This is sea-floor spreading. Hope I helped!
