A ATM 107 Lecture 4: T3.2_Cont_Drift
10 Sep 2015
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Francis bacon, 1620: noted the ____ of south america and. Africa and suggested that, at one time, __________________. Eduard suess, late 1800s: presented evidence of an ancient southern hemisphere (sh) supercontinent, _________________, comprised of south america, africa, antarctica, australia, india and new zealand, which later ________________. ___________________ , 1915: published his book, the origin of continents and oceans , on. He proposed that all the continents were once joined into one supercontinent: ________ , made up of ________________ (see above) in the sh and ____________ (north america and. _________ presented evidence of: good ___________of continents, good fit of old ______________, __________________dated more than 150 x 106 years old on opposite sides of the atlantic ocean. However, ___________ could not explain how the continents. Features of the ocean floor: long underwater ___________________: If _______ slope: ______ ; if _______ slope: ______ East-pacific rise: narrow ________________________ splitting the ridges: These ______ are _____________________: deep, narrow __________, especially in the pacific:
