The geological or deep time of Earth's past has been organized into various units according to events which took place in each period.Different spans of time on the time scale are usually delimited by major geological or period is defined by the Cretaceous Tertiary extinction event, which marked the demise of the dinosaurs and of many marine species.The veracity of the radiometric dating method has become a major point of fund-raising efforts by creationists at "One major obstacle to accelerated decay is an explanation for the disposal of the great quantities of heat which would be generated by radioactive decay over short periods of time.
I will deal with each of these issues in this essay and answer some of the ye-criticisms.
Older periods which predate the reliable fossil record are defined by absolute age.
Each era on the scale is separated by a major and/or changing event.**If the images and/or text on any of the web pages do not appear evenly spaced and centered on your screen, which commonly occurs with AOL pages, maximize the individual page's window.
The weathered granite is overlain by a shaly regolith and the Lamotte sandstone overlaps this irregular surface. form such a formidable obstacle to the idea of a 6000 year old earth and a global flood that most creationists either ignore these topics, or offer outlandish peripheral refutations of the ideas (more on these in a a later paragraph).
This photo is updated as the old photo was improperly formatted (the update was made solely to provide proper perspective and to highlight the absurdity of Tas Walker's 'analysis' rather than to Walker's blustering about 'changing the story'). What is it about these topics that send ye-creationists running for the cover?
Because of the distortions and lies spread by fundamentalists about scientific dating there is a need for a centralized source of information on the topic.