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Astronomers and Their Contributions

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Match the Astronomers with their contributions

RahmatuKassimu
Created Date 12.04.19
Last Updated 12.04.19
Viewed 12 Times
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  • Proposed Geocentric Model- Earth at center of solar system
  • Proposed Heliocentric Model- Sun at center of solar system
  • Built instruments measure locations of heavenly bodies. Lots of Mars
  • Created the 3 Laws of Planetary Motion
  • First to use the telescope for astronomy. Confirmed Heliocentric Model
  • Determined that gravity is then force that holds the universe together.
  • Discovered relationship between period and luminosity in Cepheid variables
  • First professional woman astronomer in the United States
  • My contributions helped establish the field of extra-galactic astronomy