Greek Astronomy Philosophers: Aristarchus

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Presentation transcript:

Greek Astronomy Philosophers: Aristarchus www.assignmentpoint.com

Aristarchus of Samos was an ancient Greek astronomer and mathematician who presented the first known model that placed the Sun at the center of the known universe with the Earth revolving around it (see Solar system). www.assignmentpoint.com

Aristarchus (3rd Century B.C) Sun is the center of the universe Heliocentric model First to measure the distance to the sun and moon www.assignmentpoint.com

REVOLUTION is the cycle in which a planet orbits the sun (one year) Aristarchus REVOLUTION is the cycle in which a planet orbits the sun (one year) ROTATION is the cycle of a planet spinning on its axis; day to night (one day) www.assignmentpoint.com

Aristarchus of Samos was an ancient Greek astronomer and mathematician who presented the first known model that placed the Sun at the center of the known universe with the Earth revolving around it. www.assignmentpoint.com

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