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Aristarchus of Samos: Quiz


Question 1: He was influenced by the Pythagorean ________ of Croton, but, in contrast to Philolaus, he had both identified the central fire with the Sun, as well as putting other planets in correct order from the Sun.

Question 2: The latter diameter is known from ________ to have been Aristarchus's actual value.

Question 3: The stars are in fact much farther away than the distance that was generally assumed in ancient times, which is why stellar parallax is only detectable with ________.
Optical telescopeReflecting telescopeTelescopeAstronomy

Question 4: The only work usually attributed to Aristarchus which has survived to the present time, On the Sizes and Distances of the Sun and Moon, is based on a geocentric ________.
World viewCausalityPhilosophyTruth

Question 5: He is the first known person to present a heliocentric model of the solar system, placing the Sun, not the ________, at the center of the known universe.

Question 6: O'Connor, John J.; Robertson, Edmund F., "Aristarchus of Samos", MacTutor History of Mathematics archive, ________, .
University of CambridgeUniversity of OxfordUniversity of GlasgowUniversity of St Andrews

Question 7: The ________, consistent with planetary parallax, was assumed to be an explanation for the unobservability of the parallel phenomenon, stellar parallax.
HeliocentrismGeocentric modelGreek astronomyCelestial spheres

Question 8: It is now widely suspected that these are among the earliest surviving examples of ________ expressions.
Continued fractionIrrational numberGeneralized continued fractionEuclidean algorithm

Question 9: Both are close to the values later used by ________ and Ptolemy, and the precession indicated is almost precisely 1 degree per century, a much-too-low value.

Question 10: Using correct ________, but the insufficiently accurate 87° datum, Aristarchus concluded that the Sun was between 18 to 20 times farther away than the Moon.
MathematicsAlgebraic geometryGeometryManifold

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