The changes are known as the phases of the moon.
phases
moon phases
The changes in shape that the moon goes through are called phases.
it is called the phases of the moon
The periodic changes in the moon's shape are called phases. The moon goes through different phases as it orbits the Earth, including new moon, first quarter, full moon, and last quarter.
The daily changes of the moon's appearance are called moon phases. This cycle is caused by the changing positions of the Earth, moon, and sun, resulting in varying amounts of sunlight reaching the moon's surface.
Waxing.
Waning.
The sequential changes in the appearance of the moon are called phases. These phases include new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent.
The phenomenon commonly called the "phases of the moon".
The changes in the moon's appearance are called lunar phases. They occur because of the moon's position relative to the sun and Earth, resulting in different amounts of the moon's illuminated surface visible from Earth.
The apparent changes in the shape of the moon are called lunar phases. These phases include the waxing and waning crescent, first and third quarter, and waxing and waning gibbous, leading to the primary phases of new moon and full moon.