Lunar phases occur when the Moon appears to change shape as seen from Earth. What causes different phases of the Moon?
Select one:
Athe tilt of the axis of Earth
Bthe shadow of Earth falls on the Moon
Cthe alignment of the Sun, Moon, and Earth in a straight line
Dthe amount of the sunlit side of the Moon that faces Earth
Select one:
Athe tilt of the axis of Earth
Bthe shadow of Earth falls on the Moon
Cthe alignment of the Sun, Moon, and Earth in a straight line
Dthe amount of the sunlit side of the Moon that faces Earth