Answer: Hipparchus & Ptolemy believed sun and moon travel around circles with Earth in the middle (geocentric) while Plato and Aristotle believed Perfect unchanging heavens
Explanation: thus hipparchus and ptolemy violate early greek philosophy
Full moon: All of the moon or sun appears covers by the shadow. When the moon is waxing, it means that the lit part is getting larger (going towards a full moon) When the moon is waning , it means that the lit part is getting smaller (going towards a new moon) The new moon represents the start of a new lunar cycle and occurs approximately every 29 days.
