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First physis philospher that stated that every reality has a arché. He said that the Earths arché was water
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Said nothing can originate from nothing; what exists can't disappear. Reality's changes are transformations of the same substance.
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Propsed the existance of the atom, a indivisible material and infenitely small.
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Formulated a geocentric theory to explain the place of the earth in the Universe. In the Aristotelian system, the sepherical Earth was the center of the Universe, and all the celestial bodies surrounded it were ordered in different spheres.
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He proposed that the stars and the Sun remain motionless and that the Earth revolves around the sun following a circumference. (its theory was heliocentric)
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Ptolemy affirmed that all the celestial bodies describe perfectly circular orbits around the Earth at different distances, of which he offered some measurements.
He calculated the dimensions of the Sun and the Moon and estimated that the universe contained 1028 stars. -
Retaking the proposal of the proposal of the Heliocentric theory (Aristarchus). Is took him around twenty five years to develop his proposed heliocentric model of Aristarchus, using new observations, mesurements, and calculation.
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Enunciated a very self-explained metaphor that help us understand this paradox; "It is not about spiders or ants, but about the bees".
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He argued that Earth revolves around the Sun
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He said that everything that helps the rationality of the subject is knowledge, he also a method for obtaining knowledge
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He devoted himself to the study of mathematics, he also favored reason over experience. he also referred to knowledge of intuition as a type of intellectual ability.
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Said that the volume of a gas decreases with more pression and with less pression more gas
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Said that reason is empty by itself and affirmed that every thing we think and know is a result of our experience.
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Based all his research on empirical experimentationto obtain universal laws.
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Went to the extremes of empiricism and denied that anything existed if it is not possible to the individual to have an experience of it.
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Is the current symbol of empiricisim. He proposeed a new concept based on experience, which he called skepticism.
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Stated that human knowledge can only be archived through interaction of experience and reason.
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He developed a method to get the atomic weight and structures of atoms, and also made the law of partial pressures
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Said that materialism tells us that reality is mental and material, therefore knowledge is obtained through reason and experience.
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The discovery of the natural selection, and he completed the Copernican Revolution
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He discovered the fundamental laws of inheritance. He deduced that genes come in pairs and are inherited distinctly
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He created the theory of relativity, he also contributed to the development of the quantum theory. He also explained the photo electric effect.
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He made the process of pasteurization in which you make milk edible by killing the microbes and bacteria in the milk.
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He proposed an atom theory, where he explained how electrons floated around the nucleus but on;y in prescribed orbits.
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Discovered the radioactive elements, radio and polonium, that would help in the medical progress.
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He has proposed a method with an approach that integrates different disciplines to understand the construction of complex human thinking.
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They determined the double-helix structure of DNA,
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Affirms that epistemology is a branch of philosophy that studies scientific research and its product.
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He concluded that the process of knowledge is not only an academic matter but also a daily life thing