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What concepts did magnetic striping reveal to scientists about the rock on either side of a spreading ridge?
Wiki User
∙ 16y ago
The pattern of magnetic striping on one side of the ridge was a mirror image of the striping on the other side of the ridge, indicating that the plates were moving equally in opposite directions, giving a plausible explanation for continental drift theory. Before this discovery, no evidence of a mechanism for plate tectonics existed. It was obvious after this discovery, that new crust was being created at the ridges.
Wiki User
∙ 16y ago
Magnetic striping revealed that the rock on either side of a spreading ridge is symmetrical and parallel. This indicated seafloor spreading and demonstrated that new oceanic crust is formed at mid-ocean ridges as magma solidifies and creates a record of Earth's changing magnetic field over time.
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Magnetic striping of evidence of?
Magnetic reversals and sea floor spreading.
What structure on the seafloor would have magnetic striping?
A mid-ocean ridge would have magnetic striping on the seafloor. This striping is caused by the alternating polarities of Earth's magnetic field recorded in the basaltic rocks as they cool and solidify at the mid-ocean ridge, providing evidence for seafloor spreading.
Used as evidence for sea-floor spreading?
Magnetic striping on the ocean floor is used as evidence for seafloor spreading. As new oceanic crust forms at mid-ocean ridges, Earth's magnetic field is recorded in the rocks in alternating patterns of normal and reversed polarity. This provides support for the idea that new crust is continuously being created at mid-ocean ridges and spreading away in opposite directions.
Earth's what field are recorded by rocks in strips parallel to ridges?
Magnetic fields are recorded by rocks in strips parallel to ridges on Earth's surface. This phenomenon is known as magnetic striping, and it provides evidence of seafloor spreading and the movement of tectonic plates over time.
Was the theory of sea floor spreading proved?
Yes, the theory of sea floor spreading was confirmed through the discovery of mid-ocean ridges, magnetic striping patterns on the ocean floor, and the study of ages of oceanic crust. This evidence supported the idea that new crust is continually created at mid-ocean ridges and spreads away from them.
What is magnetic striping evidence?
Magnetic reversals and sea floor spreading.
What Magnetic striping evidence of?
Magnetic reversals and sea floor spreading.
Magnetic striping of evidence of?
Magnetic reversals and sea floor spreading.
What is magnetic striping evidence of?
Magnetic reversals and sea floor spreading.
Magnetic striping is evidence of?
pole reversals seafloor spreading
Magnetic striping is a part of?
Magma contains many materials which are magnetically affected. When this magma is ejected from the mantle and begins forming new crust, these materials align to the earth's magnetic field. The crust hardens, and the magnetic alignment is fixed (just as in normal magnets, made by using a similar process). The magnetic fields are 'visile' in strips of material, hence the term 'magnetic striping'. seafloor spreading
What causes the magnetic striping noticed about the mid ocean ridges?
These "stripes" formed the pattern known as magnetic striping. ... They hypothesized that the magnetic striping was produced from the generation of magma at mid-ocean ridges during alternating periods of normal and reversed magnetism by the magnetic reversals of the Earth's magnetic field.
What structure on the seafloor would have magnetic striping?
A mid-ocean ridge would have magnetic striping on the seafloor. This striping is caused by the alternating polarities of Earth's magnetic field recorded in the basaltic rocks as they cool and solidify at the mid-ocean ridge, providing evidence for seafloor spreading.
Why does magnetic striping happen?
Magnetic striping happens when molten rock solidifies and the magnetic minerals within it align themselves with the Earth's magnetic field. As the rock cools and hardens, it preserves a record of the Earth's magnetic polarity at that time. This phenomenon helps scientists study the history of the Earth's magnetic field and the movement of tectonic plates.
How do rocks along the central valley of the mid ocean ridge provide evidence for sea floor spreading?
Rocks along the central valley of the mid-ocean ridge show symmetric patterns of magnetic striping, where alternating bands of normal and reversed polarity align on either side of the ridge. This indicates that new oceanic crust is forming at the ridge and spreading away in opposite directions. The age of the rocks also gradually increases away from the ridge axis, supporting the concept of seafloor spreading.
What struture on the seafloor would have magnetic striping?
The Mid Ocean Ridge would have magnetic striping. As the seafloor expands, new oceanic crust is spread in either direction. As this process continues over many years, the magnetic poles may switch, altering the magnetism in the new crust. The poles will switch back and forth, producing the magnetic striping that is easily discernible when examining the Mid Ocean Ridge and surrounding seafloor.
How was magnetic striping used to explain age of the seafloor?
it was use by watching porn
