Tthe moon has eight different shapes the first one is called waxing crescent.waxing means that the light of the moon is more.the second shape is first quarter. this doesn't mean that the moon is one quarter. Actually it means that half of the moon is lit up.
You must be wondering what some words mean like waxing , maybe waning or gibbous. Lets start with waxing that means that the area of light is expanding.The second word is gibbous means that the illuminated part is bigger than a semicircle and less than a circle. Last but not least waning that means that area of light is beginning to to get less.