Where was the Ptolemaic model published?a.Almagestb.On the Heavensc.De Revolutionibus Orbium Coelestiumd.The Book of Fixed Starse.All of the abovef.None of the above

What sets apart the Ptolemaic Model from the Geocentric Model?a.Elliptical orbitsb.Axis of rotation of the Earthc.Obliquity of the Earthd.Orbital center of the Sun and planetse.All of the abovef.None of the above

Who first proposed the concept of a Heliocentric Model?a.Copernicusb.Aristarchusc.Galileod.Ptolemye.All of the abovef.None of the above

The beginning of modern astronomy can be traced back to Nicolaus Copernicus and his book, On the Revolution of Heavenly Spheres. What theory did Copernicus promote in this book, which was in conflict with the teachings of the Catholic Church? A. The Earth’s wobble on its axis produced seasonal changes. B. Planets rotated on mini-orbits around the Earth. C. The Earth was not the center of the universe. D. The center of the universe is far beyond the stars.

Which purana is known as the book of stellar dome and includes cosmography anddescriptions of the physical world

Who proposed the heliocentric model, placing the Sun at the center of the universe?Aristarchus of SamosPtolemyThalesAnaximander