History of the time scale and name2

History of the time scale and name2 - History of the time...

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History of the time scale and names Animation showing Earth's palaeogeographic reconstruction beginning from early Cambrian period Diagram of geological time scale, where the past is toward the bottom of the spiral In classical antiquity , Aristotle saw that fossil seashells from rocks were similar to those found on the beach and inferred that the fossils were once part of living animals. He reasoned that the positions of land and sea had changed over long periods of time. Leonardo da Vinci concurred with Aristotle's view that fossils were the remains of ancient life. [5] The 11th-century Persian geologist Avicenna (Ibn Sina) examined various fossils and inferred that they originated from the petrifaction of plants and animals. [6] He also first proposed one of the principles underlying geologic time scales, the law of superposition of strata, while discussing the origins of mountains in The Book of Healing in 1027. [7]
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This note was uploaded on 12/21/2011 for the course AMH AMH2010 taught by Professor Pietrzak during the Fall '10 term at Broward College.

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History of the time scale and name2 - History of the time...

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