Essay on Aristotle 's Argument For Why The Earth Is Stationary

785 Words Dec 7th, 2014 4 Pages
Aristotle’s Argument for why the Earth is Stationary Singly one of Aristotle’s most persuasive arguments to support his belief that the position of the earth is stationary is, as Professor DeWitt categorizes on a handout, argument five. In his fifth argument featured in his account of natural motion, “On the Heavens, Book II, Chapter 14,” Aristotle inconsiderately, to his readers, states in two sentences his argument on why the earth is stationary; however, though the idea may have seemed obvious or simple to him, for readers today, his argument takes more than two sentences to explain. In Aristotle’s fifth argument he argues—regarding the Earth’s rotation—that if “heavy bodies,” an object like a rock, were to be thrown straight up, the object would come straight back down (2). A person could throw any object—an apple, plate, person, or pumpkin—and the object would come straight back down. He argues that this occurs, the up and down motion—the object returns to the same place it was thrown from—since the earth is stationary. The motion of a rock falling straight down is natural, since the earthy element, the rock, is falling back down to the center of the earth. Since the earth does not move, the object does not change position when falling back down to it. Instead, the object simply falls straight down to where it was before it was thrown upward. To better understand Aristotle’s fifth argument the reader should comprehend what Aristotle means by natural motion—the up…

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