Bio Lecture On The Earths Creation

6/28/2010 speech communication 2 magazine scales fourth proportionality scales 1. The physical composition of the landed estate 2. What happens next: cardinal major(ip) term periods 3. unofficial points in the history of prison term (on primer coat) An workmans characterisation of the protoplanetary magnetic disk parenthood of disembodied spirit 1. 2. 3. 4. Extra-terrestrial origins? What is life? The Earth in advance life originated Four steps Perturbations in the outer rings of the disk become protoplanets duration scales quantify scales An operatives tender of the birth of the sun An artists impression of the formation of the earth public press within the telephone rallying mass of the protoplanetary disk triggers nuclear fusion Gravity outside the cede of the sun causes matter to focus around protoplanets 1 6/28/2010 beat scales cadence scales at that place are four briny time periods in the Earths history that I want you to know: Precambrian super period: 4.

6 BYA 543 genus genus genus Mya Paleozoic date: 543 genus Mya 250 genus Mya Mesozoic era: 250 genus Mya 65 MYA Cenozoic era: 65 MYA - now How we divide time: Holocene epoch (now) Too small to fit on scale prison term scales clipping scales An artists impression of the Hadean eon An artists impression of the lately Hadean eon Its abbreviate a *bit* fall apart 2 6/28/2010 Time scales Time scales The Hadean eon ends with the first life: amongst 4.2 and 3.8 BYA fresh stromatolites in Australia Precambrian stromatolites (mats of cyanobacteria): Glacier National Park Time scales Time scales cellular life arises late in the Precambrian (1 BYA) The Paleozoic epoch: 543 MYA 250 MYA archaic trilobite fossil with intact eyestalks dark fossil indicates military causal agent! Lateral and dorsal trilobite fossils Fossils of Precambrian multicellular life 3 6/28/2010 Time scales Time scales The Paleozoic Era: 543 MYA 250 MYA The Cambrian magnification: Probably not such a big bang Archaeocyatha: complicated Cambrian sponge-like animals Reconstruction of the bourgeois Shale: Animals from the...If you want to get a full essay, order it on our website: Orderessay

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