NATS 1860 Study Guide - Final Guide: On The Heavens, Deferent And Epicycle, Equant
16 Nov 2017
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Aristotelian worldview (aritstole cosmos and ptolemy"s additions) Genetic worldview (rosalind franklin, dna replication and protein synthesis) Movement is in straight line: objects in the supralunar (heavenly body), the region beyond the moon including the moon, sun, planets, and stars, are composed of a fifth basic element, ether. Seeing, touching the pencil): we have no way of knowing for sure the information we receive thru our senses truthfully corresponds to reality. Natural motion: internal principle of change - elements move toward their places. Violent (forced) motion: acted on by external force, contrary to nature (ex. Sublunary motion is rectilinear (straight lines) toward. *there is the expectation that a ball dropped from a height while in motion would land behind, and not directly below the person who dropped it. This is the argument for the earth not being in motion. Ptolemy had good reasons for believing the aristotelian model was true. It explained and predicted the movements of the planets.
