Breakup and Assembly of PangaeaPowerPoint PresentationSlide 3Slide 4Slide 5Slide 6Locating the ContinentsMagnetic DipLocating the Ancient Continents1979 and 1994 dataAssembly of PangaeaRodiniaSlide 13Slide 14Slide 15Slide 16Slide 17Slide 18Slide 19Slide 20Slide 21Slide 22Slide 23Slide 24Breakup and Assembly of PangaeaLocating the Continents•Since 200 m.y. ago: Magnetic Stripes•In Pangaea: Fit of Edges•Before Pangaea–Fossil Assemblages–Collision History–Climate Indicators–PaleomagnetismMagnetic Dip•The earth’s magnetic field has both a horizontal and a vertical directionLocating the Ancient Continents•Paleomagnetism gives paleolatitudes accurate to about 10 degrees•There is no way of determining paleolongitude•The further back we go, the more pieces are unaccounted for1979 and1994 dataAssembly of
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