Discussion of the new theory that all human creatures originated from Africa and traveled through Europe and Asia east through the Bering Straits into North America down Central America into South America.
Relative Time- placing events in a sequence but does not actually identify the date.
(as long as there is no overturning
Unconformity- part of the rock record is missing due to erosional forces removing it.
Grew up to3 feet
Crinoids- animal like coral but bigger, tentacles on a segmented stemKey Beds/ volcanic ashLaw of horizontality- sedimentary layers are put down straight,Cross beddingPg 613 I&A 1, 3,4Timetable – time periods – ...
Allowed
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Microsoft Office Word (.doc, .dot) - application/msword
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