Earth Science
Terms
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- Greek helocentric model
- sun is the center of the universe
- Greek geocentric model
- earth is the center of the universe
- Tycho Brahe's contribution
- precise measurements of the heavens
- Aristotle
- earth is round, shadows on the moon during lunar eclipses
- Newton
- theory of universal gravitation
- Eratosthenes
- determined the circumference of the earth
- Keppler contribution
- three laws of planetary motion
- Galileo Galilei
- first telescope
- Hipparchus
- location of "fixed" stars and the length of the year
- copernicus theory
- helocentric, earth rotates, pissed off the church
- ptolemic model
- geocentric with circular orbits, predicted the movement of the planets