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judoca24 judoca24
wrote...
Posts: 6635
6 years ago
The most significant challenge posed by early modern astronomers was that of the heliocentric universe, first argued by:
 
  a. Galileo Galilei.
  b. Nicholas Copernicus
  c. Johannes Keppler
  d. Frances Bacon
  e. Rene Descartes
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wrote...
6 years ago
ANSWER:
b
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