¿Cuáles fueron las teorías q surgieron en occidente y en Europa (edad media) acerca de la forma de la Tierra?

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Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!

The process by weathered rock and mineral particles are removed from one area and transported elsewhere

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