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menmar13 menmar13
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6 years ago
Johannes Kepler is credited with which discovery?
 
  a. He discovered that bodies orbited the sun in an elliptical motion.
  b. He discovered that there was no such thing as retrograde motion in planetary orbits.
  c. He invented the telescope.
  d. He discovered a new star and he proved that the universe was constantly changing.
  e. He discovered that the earth was smaller than Jupiter.
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longzdlongzd
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6 years ago
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menmar13 Author
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This calls for a celebration Person Raising Both Hands in Celebration
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Thank you, thank you, thank you!
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2 hours ago
Good timing, thanks!
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