1. Was a student of Plato. For him, the earth is spherical in shape since it always casts a curved shadow when it eclipses the moon? 2. He believed that the earth was the center of the universe? 3. He observed and compared the brightness of 350 stars and arranged them into order at brightness or magnitude? 4. He observed the angles of the nocndav sun in two Egyptian cities that were almost opposite each other Svene (now Aswan} in the south and Atexandria in the north. He assumed theyr were in the same longitude? 5. He learned that the sun was many time farther than the moon and that it was much larger than the earth? 6. The shape ot the Earth. it has bulging equator and squeezed poles? it. tent;r theory ot the structure of the solar system {or the universe) in which Earth is assumed to be at the center of it all? 3. An obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of iltumination? Q. The astronomical model in which the Earth and planets revotve around the Sun? to. Either of the two times in the year. the summer solstice and the winter solstice, when the sun reaches its highest cr lowest point in the sky at noon. marked by the longest and shortest days