The phases of the moon are caused by the changing positions of the moon relative to the Earth and sun. As the moon revolves around Earth, the portion of the sunlit side facing Earth varies, appearing as different shapes from crescent to full. Over 29.5 days, the moon completes its cycle from new moon, where the sunlit side faces away from Earth, to full moon when the entire sunlit side is visible, then back to new moon again.

1. The phases of the moon You see depends on how much of the sunlit side of the moon faces Earth. As the moon revolves around Earth,you see more and more of the lighted side of the moon Every day,until the side of the Moon you see less and less of The lighted side of the moon. PHASES OF THE MOON WHAT CAUSES PHASES THE CYCLE OF THE PHASES

2. PHASES OF THE MOON The moon does not produce the light,it reflects light from the sun. Sometimes the moon appears round.Other times you see only a thin sliver or crescrent.The different shapes of the moon you see from Earth are called phases. The moon goes through its whole set of phases each time it revolves around Earth,that is about once a month.

4. WHAT CAUSES PHASES Phases are causes by changes in the relative positions of the moon,Earth and the sun. The phases of the moon you see depends on how much of the sunlit side of the moon faces Earth.

7. THE CYCLE OF THE PHASES During the new moon,the side of the moon facing Earth is not lit. As the moon revolves around Earth,you see more and more of the lighted side of the moon every day,unit the side of the moon you see is fully lit. As the moon continues in its orbit,you see less and less of the lighted side of the moon. About 29.5 day after the last new moon,the cycle is complete and you see a new moon again.