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Seafloor spreading
Seafloor spreading Age of oceanic crust. Youngest crust is along spreading centres. Seafloor spreading is a part of the theory ...
http://en.wikipedia.org/wiki/Seafloor_spreading - 11k - Cached - Similar pages

Talk:Seafloor spreading
Talk:Seafloor spreading Ocean growth I think that the ocean ... one uses Iceland as being part of spreading — there crust grew to the surface and although there is spreading it may make more land rather than ...
http://en.wikipedia.org/wiki/Talk:Seafloor_spreading - 3k - Cached - Similar pages

Ocean floor spreading   (translated from German)
Ocean floor spreading Ocean floor spreading (EN: Seafloor spreading) or briefly Spreading becomes a geologicalmore tectonically Process mentioned, ...
http://de.wikipedia.org/wiki/Ozeanbodenspreizung - 3k - Cached (German) - Wikipedia (German) - Similar pages

Plate tectonics
... noticed in the early 20th century, and seafloor spreading, noticed in the 1960s. The theory itself ... fault zones in the oceanic ridge system. Spreading is generally not uniform, so where spreading rates of adjacent ridge blocks are different ... side of the rift away from the spreading center the action becomes clear. Crest ...
http://en.wikipedia.org/wiki/Plate_tectonics - 59k - Cached - Similar pages

Continental drift
... 7 cm per year, due to the seafloor spreading along the Mid-Atlantic Ridge. This is ... speed of a fingernail. The fastest recorded seafloor spreading takes place along the East Pacific Rise ... a temporary coincidence. In millions of years, seafloor spreading, continental drift, and other forces ...
http://en.wikipedia.org/wiki/Continental_drift - 17k - Cached - Similar pages

User:Duncan.france/PT EA
... puzzles. Caption of Figure 6 History of seafloor spreading in northeastern Pacific. (after Pitman and Hayes ... indicated by arrows. Heavy lines = axes of spreading. stripes = magnetic anomalies. cross-hatching = deep-sea ... logic of the hypothesis of sea-floor spreading, and hence of plate tectonics collapses (Beloussov ... which has a date estimated (based on spreading rates) of 150 my, i.e. ...
http://en.wikipedia.org/wiki/User:Duncan.france/PT_EA - 71k - Cached - Similar pages

Oceanic trench
... began to lay telegraph cables on the seafloor between the continents. Even then the elongated ... Dietz’ and Harry Hess’ articulation of the seafloor spreading hypothesis in the early 1960’s and the ... of subparallel normal faults which staircase the seafloor down to the trench. The plate boundary ... each other along the subduction decollement , the seafloor intersection of which defines the trench ...
http://en.wikipedia.org/wiki/Oceanic_trench - 52k - Cached - Similar pages

Supercontinent cycle
... closing of ocean basins. Because the oldest seafloor is only 170 million years old, whereas ... is controlled by the age of the seafloor. Oceanic crust lies at a depth (d ... 2500 m depth, whereas 100 Ma-old seafloor lies at a depth of about 6000 ... is controlled by the depth of the seafloor (neglecting complications resulting from glacial ice and temperature effects). The relationship between seafloor depth and sea level can be ...
http://en.wikipedia.org/wiki/Supercontinent_cycle - 13k - Cached - Similar pages

User:Duncan.france/PT EA refs1
... 1970). Against the hypothesis of ocean-floor spreading, Tectonophysics 9(6), 489-511 Beloussov, V.V.(1974). Seafloor Spreading and Geologic Reality, in Plate Tectonics - Assessment ... 180 Bonatti, E., & Crane, K. (1982). Oscillatory spreading explanation of anomalously old uplifted crust near ... Africa and their relation to Phases of Seafloor Spreading, in ‘Plate Tectonics - Assessment and ...
http://en.wikipedia.org/wiki/User:Duncan.france/PT_EA_refs1 - 52k - Cached - Similar pages

Talk:Astrological age
... The hypotheses of large-scale continental drift, seafloor spreading and subduction, and the relative youth of ... geodynamics is surge tectonics , which rejects both seafloor spreading and continental drift. Surge tectonics postulates that ... geodynamics is vertical tectonics which rejects both seafloor spreading and continental drift. Surge tectonics ...
http://en.wikipedia.org/wiki/Talk:Astrological_age - 30k - Cached - Similar pages

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