What is the change of the moon phase from the first day to the thirtieth day?

New moon-first quarter moon-first quarter moon-progressive convex moon-full moon-progressive convex moon-last quarter moon-waning moon

Reasons for the moon's profit and loss: When the sun shines on the surface of the moon, only half of the sphere is bright and the other side is dark. Because the relative positions of the moon and the earth are different, the observations on the earth are also different.

1. new moon (the first day of the lunar calendar, that is, the new moon)

2. Go to Emei Mountain (usually on the evening of the second day of the second lunar month-around the seventh day of the seventh lunar month).

3. The moon (around the eighth day of the eighth lunar month)

4. Convex moon (around the ninth day of the ninth lunar month-around the fourteenth lunar month)

5. Full moon (looking at the sun, around 15th or 16th lunar month)

6. The waning moon (around 0/June in lunar calendar/kloc-around 23 in lunar calendar)

7. First quarter moon (about the 23rd lunar month)

8. Lower Emei Month (around the 24th day of the lunar calendar-the end of the month)

9. The last day of the lunar month is called a dark day, which means you can't see the moon.