Deshawn is Correct because the light on the moon changes due to the illumination by sunlight.
The Moon Reflection
The Moon light tends to be the reflection of light of the Sun. The Moon reflects only 3 to 12 percent of the sunlight that hit its surface. This brightness by reflection of the moon on the earth depends on where the moon is located in the orbit.
As the diagram suggest, the moon becomes darker and brighter depends on its location in the orbit from the earth. Therefore, we see sometime moon as brighter and sometime darker.
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