Astronomy Chapter 3 Quiz – Flashcards
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What practical value did astronomy offer to ancient civilizations?
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It helped them keep track of time and seasons, and it was used by some cultures for navigation.
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The names of the seven days of the week are based on ________.
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the seven naked-eye objects that appear to move among the constellations
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What do we mean by a geocentric model of the universe?
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a model designed to explain what we see in the sky while having the Earth located in the center of the universe
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The great contribution of Tycho Brahe was to ________.
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observe planetary positions with sufficient accuracy so that Kepler could later use the data to discover the laws of planetary motion
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In science, a broad idea that has been repeatedly verified so as to give scientists great confidence that it represents reality is called ________.
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a theory
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Which of the following was not observed by Galileo?
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stellar parallax
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People of central Africa predicted the weather by
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observing the orientation of the crescent moon relative to the horizon.
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How did Eratosthenes estimate the size of Earth in 240 B.C.?
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by comparing the maximum altitude of the Sun in two cities at different latitudes
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When and where did the Library of Alexandria exist?
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from 300 B.C. to A.D. 400 in Egypt
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The Muslim fast of Ramadan occurs
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during the ninth month of a 12-month lunar cycle
