Why do we see different phases of the lunar cycle?
As the moon rotates around its axis, different sides of it become visible.
As Earth rotates around its axis, people can see different sides of the moon.
As Earth revolves around the Sun, the moon is cast in different shadows by Earth.
As the moon revolves around Earth, the different amounts of the sunlit side faces Earth.
(it dose not have the right subject so i picked something that deals with science)
