Methods of Age Datin3

Methods of Age Datin3 - Methods of Age Dating Time sets...

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Methods of Age Dating Time sets geology (and in many ways biology) apart from other sciences. While particle physicists discuss the decay of subatomic particles in miniscule fractions of a second, paleobiologists are discussing spans of time longer than recorded human history. Two types of geologic timeare relative time and absolute time. Relative time ioncvolves the placing of events into a sequence based on their relative positions in the geologic (or rock) record. Absolute time is the placing of a specific number of years (plus or minus a certain amount based on the accuracy od the equipment used in this analysis) on an event or rock sample. This ability was not developed until the early part of the 20th century. Most of the building of ourt framework of geologic time sprang from the application of relative dating techniques. Archbishop James Ussher of Ireland, in the late 1600's, calculated the age of the earth based on the geneologies from Adam and Eve listed in the biblical book of Genesis. According to Ussher's calculations, the Earth formed on October 22, 4004 B.C. These
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Methods of Age Datin3 - Methods of Age Dating Time sets...

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