Phases+of+the+Moon

New Moon or chodesh is when the Moon is between the Earth and the Sun, and therefore do not see.The growing room, the Moon, the Earth and the Sun form a right angle, so half of the Moon, at its growth can be observed in the sky.The full moon or full moon occurs when the Earth is between the Sun and the Moon; It receives the rays of the Sun on his face visible, therefore, is complete.Finally, in the fourth Menguante three bodies return to form right angles, so the other half of the lunar face can be seen in the sky.