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16 Cards in this Set
- Front
- Back
Ptolemy |
Ptolemy was a Greek astronomer. He believed that the Earth was the center of the universe. His theory fit the view of the church. Ptolemy's theory was the "correct view of the world". |
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Copernicus |
Copernicus' theory was that the sun was in the center of the universe and the planets orbited around it. He realized his ideas would cause conflict with the church. Copernicus finally published his book On The Revolution of Heavenly Spheres. |
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Kepler |
Kepler added the idea that the planets made oval shaped paths called ellipses. He also stated that the planets didn't always move at the same speed. The closer they were to the sun, the faster they went. The farther they were the slower they went. |
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Galileo |
Galileo was an Italian astronomer, scientist, engineer, and mathematician. He built his own telescope and he watched the movement of the stars and planets. He proved Copernicus’ theory that the planets revolved around the sun. He found Jupiter’s 4 moons, Venus’ movements, and the sunspots.
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Francis Bacon |
Bacon was a English philosopher, scientist, and statesman. He created a new scientific method. Bacon's new scientific method involved gathering data, prudently analyzing it and performing experiments to observe nature's truths in an organized way.
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Descartes |
Descartes was a French philosopher, mathematician, and scientist. He believed that in mathematics the answers were always true. He claimed mathematics is the source of scientific truth. Descartes is viewed as the founder of modern rationalism.
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Newton |
Newton published a book called Principia which was one of the most important books of modern day science. It gave his laws and well tested theories about the motion of objects in Earth and Space. It states that the force of gravity holds the solar system together and keeps the planets and sun in their orbits.
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Revolution |
Revolution- a forcible overthrow of a government or social order in favor of a new system.
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Geocentric |
Geocentric- having or representing the earth as the center, as in former astronomical systems.
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Astronomer |
Astronomer- an expert in or student of astronomy.
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Heliocentric |
Heliocentric- having or representing the sun as the center, as in the accepted astronomical model of the solar system.
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Excommunication |
Excommunication- officially exclude (someone) from participation in the sacraments and services of the Christian Church.
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Ellipses |
Ellipses- a regular oval shape, traced by a point moving in a plane so that the sum of its distances from two other points (the foci) is constant, or resulting when a cone is cut by an oblique plane that does not intersect the base.
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Heresy |
Heresy- belief or opinion contrary to orthodox (Christian) doctrine.
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Scientific Method |
Scientific method- a method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.
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Hypothesis |
Hypothesis- a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
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