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Chapter 2

2A-1

QuestionAnswer
Who were the first people who studied the stars and grouped them into patterns called constellations? Ancient people
What two assets did a knowledge of the heavens give to early civilizations? Navigation and calenders
What was the name given to an early device that was used to cast shadows in sunlight? Gnomon
What was the above instrument called when a numbered dial was added? Sundial
What early work used by Copernicus and Tycho contained a catalogue of stars? Who was the author? Ptolemy
Created by: 1588794465
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