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who made the first measurement of the size of Earth for which any details are known.
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Theory of Geocentric View (Earth at center of universe)
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Theory of Heliocentric view(Sun at center of Universe)
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Brahe showed irregularities in the Moon's orbit and observed planetary movements
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Insisted that science should be based on experiments that are proved
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Known for making an improved version of the telescope we use today and discovering Jupiter's four moons
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Kepler discovered that planets move in elliptical orbits
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believed everything should be doubted until proven by mathematics and logic
Rene descartes quote is “I think therefore I am” -
Locke believed that all knowledge is obtained with experience
Believed the distinction between primary and secondary qualities explained the disagreements that we all have about our perceptions of the outside world -
Discovered Law of the universal gravitation
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Father of Periodic Table
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Discovered elements radium and polonium
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Discovered relationship between the intrinsic brightness of a variable star and the time it took to vary in brightness
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He proposed that the continents were once compressed into a single protocontinent which he called Pangaea
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Discovered universe expanding through redshift
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Got evidence of seafloor spreading when examining the ocean floor with sonar