Answer:
geocentric system
The Ptolemaic system also called the geocentric system or geocentric model, mathematical model of the universe formulated by the Alexandrian astronomer and mathematician Ptolemy about 150 CE and recorded by him in his Almagest and Planetary Hypotheses. Ptolemy made contributions to astronomy, mathematics, geography, musical theory, and optics. He compiled a star catalog and the earliest surviving table of a trigonometric function and established mathematically that an object and its mirror image must make equal angles to a mirror.
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The colonists called it the French and Indian War, and it permanently shifted the global balance of power. By the mid-18th century, both the British and French wanted to extend their North American colonies into the land west of the Appalachian Mountains, known then as the Ohio Territory.
Answer:
descriptive investigation
Explanation:
The correct answer is a descriptive investigation. An investigation which does not involve hypotheses called descriptive investigation.
