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Empedocles
He claims that there are four elements.
Earth
Water
Fire
Air
Four elements.
Aether
Aristotle argues that the stars and planets are made of a fifth element called?
Eudoxus
He proposes that the planets are housed inside of transparent, rotating spheres.
Heraclides
He asserts that the Earth spins but the sky remains still.
Thomas Aquinas
an Italian Catholic priest, starts imparting the ideas of Aristotle.
Tycho Brahe
He calculated that the Great Comet is farther away from Earth than the moon.
The Geocentric Model
The Earth does not move, the planets, stars, sun and moon revolve around it.
Philosophiae Naturalis Principia Mathematica
In his writing, Aristotle explained force.
1687
In his Philosophiae Naturalis Principia Mathematica, Isaac Newton explains force.
Macedonia
Where did Aristotle came from?
physical laws
Aristotle believed that the universe was governed by _____.
lunar eclipse
Observing Earth's shadow on the moon's surface during a ______ convinced him that Earth was a sphere.
Earth
He came to the conclusion that the universe revolved eternally around a spherical ______ that remained still in space.
Friction
______ occurred at the top of the atmosphere between the atmospheric gases and the rotating sky above.
Volcanic gas
_____ emissions rose to the top of the atmosphere on a regular basis.
Comets
These are formed when ignited by friction
shooting stars
These are produced when friction is ignited quickly.
465 BCE
During this time, Empedocles claims that there are four elements: earth, water, air, and fire. Aristotle argues that the stars and planets are made of a fifth element, aether.
387 BCE
During this time, Eudoxus, a pupil of Plato, proposes that the planets are housed inside of transparent, rotating spheres.
355 BCE
During this era, Heraclides, a Greek philosopher, asserts that the Earth spins but the sky remains still.
12th century
During the period, Thomas Aquinas, an Italian Catholic priest, starts imparting the ideas of Aristotle.
1577
During this year, Tycho Brahe calculated that the Great Comet is farther away from Earth than the moon.
Note 
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